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AR Coated Laser Windows. . . . . . . . 10
▲
T
▲
55.5° ▲
AR Coated Infrared Windows. . . . . . 12
▲
Plane Parallel Windows . . . . . . . . . . 15 Interferometer Flats . . . . . . . . . . . . . 21 Rectangular Windows . . . . . . . . . . . 24 Brewster Windows. . . . . . . . . . . . . . 26
Ultrafast Components
Coverplates & Protective Windows . . 27
Polarizers
Elliptical Windows . . . . . . . . . . . . . . 26
Waveplates
Square Windows . . . . . . . . . . . . . . . 25
Beamsplitters
Large Wedge Windows . . . . . . . . . . 22
Mirrors
Plane Windows . . . . . . . . . . . . . . . . 17
Lenses
AR Coated Excimer Windows. . . . . . 14
Prisms
▲
D
Windows
Antireflection Coatings. . . . . . . . . . . . 6
Intro
Windows
Etalons
▲
θd ▲
α
Filters
▲
▲
Interferometer Accessories
θr
▲
▲
Mounts Appendix Index
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Intro
Antireflection Coatings Largest selection of designs, 193nm-13.5µm User-specified wavelengths Optimal design is automatically provided on CVI partial reflectors, beamsplitters, and dichroics Single layer, V-type, BBAR, and special designs R < 0.25%, 0°, at single wavelengths R < 0.5% avg, 0°, over wide ranges Coatings available optimized for 45° with high durability and damage threshold Antireflection (AR) coatings are required to
R < 0.25%, 0º, over wide ranges on sapphire, Nd:YAG, and high index glasses R < 0.25%, 45ºP on crown glass and fused silica The CVI single layer MgF2 AR coating is an excellent choice for use on high index materials at normal incidence. Such materials include sapphire, Nd:YAG, ruby, and SF10 and SF11 glasses. On crown glass or fused silica, the MgF2 index of about 1.38 is too high to provide a good
R < 0.25% at design wavelength, 0º R < 0.75% at design wavelength, 45º unpolarized Included on the second surface of all CVI single line beam splitters and partial reflectors All laser wavelengths available Highest durability and damage threshold CVI's V-type AR coatings are the best choice for a single laser wavelength or multiple, closely-spaced wavelengths. Examples are the principle argon
impedance match at the air-glass interface,
stray light, and prevent back reflections.
yielding a residual reflectivity of about
Stray light in the wrong place can swamp
1.3%. For these materials, V-type and
the desired signal, making a measurement
BBAR coatings with reflectivities from
impossible. Reflected laser beams can
0.25% to 0.5% are the best choice at
burn absorbing surfaces, form unwanted
normal incidence. Shown below are
CVI will manufacture V-type AR coatings
foci, and pose safety hazards, while
graphs of the performance of MgF2 on
for wavelengths from 193nm to 10.6µm.
back-reflected beams can destabilize laser oscillators. For these reasons, obtaining
and at 45°P on glass and fused silica.
threshold of 15J/cm2 at 1064nm, 20ns, 20Hz. Typical performance can often
Single Layer MgF2 AR Designs for 0°
exceed 20J/cm2.
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design to solve almost any AR coating
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Damage thresholds for AR coatings on
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SF11 and similar glasses are limited not
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requirement. V-type AR and Broadband
properties. Our damage testing has shown a damage threshold for SF11 and similar
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AR designs are available from 193nm to
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13.5µm. CVI antireflection coatings are
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the most durable and damage resistant in the industry.
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Antireflection coatings can be divided AR coatings, V-type AR coatings, BBAR coatings, and special purpose AR coatings.
glasses to be 4J/cm2. When ordering, be sure to specify the
Single Layer MgF2 AR Designs for 45°
roughly into 4 categories: Single layer
V-type AR coatings on Fused Silica, Crystal Quartz, Suprasil, and BK7 have a damage
factor in system success. CVI offers over
AR coating for optimum performance.
neodymium transitions in a variety of individual excimer laser lines.
the proper AR coating can be a critical thirty years of experience in helping
laser lines at 488nm and 515nm, the host materials at 1047-1064nm, and the
different materials at normal incidence,
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Filters Interferometer Accessories Mounts
2. V-type Antireflection Coatings
reduce overall transmission loss, minimize
CVI can provide a standard or custom
Appendix
1. Single Layer MgF2 Coatings
following: Wavelength Substrate material Angle of incidence Polarization Fluence in J/cm2
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Ultrafast Components
Polarizers
Waveplates
Beamsplitters
Mirrors
Lenses
Prisms
Windows
Technical Notes
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Intro
Antireflection Coatings Technical Notes damage resistant, electron beam deposited
3. Double-V and Triple-V AR Coatings
dielectrics are used exclusively as coating
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Available at Nd:YAG wavelengths 1064nm, 532nm, and 355nm Double-V: R < 0.3% at 1064nm, 0º R < 0.6% at 532nm, 0º Damage threshold for Double-V 5J/cm2 at 532nm 10J/cm2 at 1064nm Triple-V: R < 0.3% at 1064nm, 0º R < 0.6% at 532nm, 0º R < 1.5% at 355nm, 0º
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design and dispersion, they do not fall exactly at a wavelength ratio of 1 : 1/2 : 1/3. Consequently, the reflectivity specifications of these AR coatings are not as good as V coatings for any one wavelength. CVI offers these Double-V coatings on W2 windows
CVI offers Double-V and Triple-V multilayer
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Contact CVI for the performance of 45° Double-V and Triple-V AR coatings or for other harmonic combinations.
systems at normal incidence. Highly
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quite narrow. Also, due to the coating
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antireflection peaks at the harmonics are
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materials. As shown in the curves, the Prisms
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V-Type AR Designs for 0°
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Index
continued
Appendix
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7
Intro
Antireflection Coatings
Mirrors
Lenses
Prisms
Windows
Technical Notes 4. Broadband Antireflection Coatings R < 0.5% average over very wide ranges at 0° R < 1.5% for 45°UNP R < 3.0% for 45°S R < 0.5% for 45°P Eleven standard designs covering UV to IR Custom wavelength bands available
shown. Typical performance curves are
BBAR Selector Data
shown in the graphs on the following
UV, VIS, NIR, and IR Regions CVI offers six overlapping designs covering the entire range from 193nm to 1600nm. This includes very broad coverage of the entire Ti:Sapphire region through the near IR. In addition, the mid to far IR regions are available from standard CVI BBAR coatings
CVI offers broadband antireflection
page. Many research and instrumentation applications can be covered by a single judicious choice of region. If your application cannot be covered by a standard design, CVI can provide a special BBAR coating design.
CVI Standard Broadband Antireflection Coatings
Polarizers
Waveplates
Beamsplitters
(BBAR) coatings optimized to your specifications over the entire range of
ZnSe (8-12µm)
193nm to 13.5µm. A selection chart is provided on this page showing CVI Ge (8-12µm)
standard coating ranges. If your tuning range or wavelength band falls within the bold lines on the selection
Si (2-5µm)
chart, CVI can manufacture a special BBAR coating for you. ZnSe (3.5-5µm)
Etalons
Ultrafast Components
BBAR coatings are often designed by inserting a half wave thick "absentee" layer between the layers of a V-type AR coating.
Ge (3.5-5µm)
This dramatically broadens the range of effectiveness of the AR coating. CVI guarantees that the average reflectance of
1050-1600nm
most BBAR coatings will be less than 0.5% Filters
at normal incidence. 670-1064nm
For the lowest possible reflectance
Mounts
Interferometer Accessories
at a single wavelength, the V-type antireflection coating is the best choice.
425-675nm
In many applications, however, the BBAR coating will work extremely well, with the 355-532nm
added advantage of a wider range of use. Contact CVI for details regarding specialty
Appendix
BBAR designs including the Super BBAR
248-355nm
400-1100nm and the visible/1064nm combination coating. 193-248nm
Index
Typical damage threshold is 10J/cm2 at
8
1064nm.
0.1
0.4
0.7
1.0
3.0
6.0
10
20
Wavelength (µm) Americas (505) 296 -9541
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Intro
Antireflection Coatings Technical Notes
Windows
UV region Broadband AR coating designs for 0° ���
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IR region Broadband AR coating designs for 0° ���
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Typical Broadband AR coating designs for 45°S and 45°P ���
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Index
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Appendix
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Beamsplitters
VIS and near IR region Broadband AR coating designs for 0°
9
W1, W2
Windows
Intro
Laser Windows �
Substrate Material UV grade fused silica, UV grade CaF2, and BK7 glass
Prisms
Transmitted Wavefront Distortion λ/10 p-v at 633nm Surface Quality Fused silica and BK7: 10-5 CVI Laser Quality �
CaF2: 20-10 CVI Laser Quality
l 430
l 430
Diameter Tolerance + 0.00mm, − 0.25mm Lenses
Thickness Tolerance ± 0.25mm Wedge ≤ 10 seconds, ≤ 5 minutes, or 30 ± 5 minutes Chamfer 0.35mm at 45° typical, 0.85mm at 45° for Ø > 2.0”
Mirrors
Sample cell and vacuum
Antireflection Coating Single wavelength: R ≤ 0.25% per surface at 0°
chamber windows
Broadband AR: Ravg ≤ 0.50% per surface at 0° Dual wavelength: R ≤ 0.30% at 1064nm at 0° and
Output couplers for high
Beamsplitters
gain lasers
R ≤ 0.60% at 532nm at 0°
Achromatic beam sampling by
Coating Technology Electron beam multilayer dielectric
using Fresnel reflection from
Adhesion and Durability Per MIL-C-675C. Insoluble in lab solvents.
Waveplates
uncoated surface:
Clear Aperture Exceeds central 85% of diameter
R ≅ 4% at normal incidence
Angle of Incidence User Specified
RS ≅ 10% for 45° S-polarization
Damage Threshold Single wavelength: 15J/cm2, 20ns, 20Hz at 1064nm
RP ≅ 1% for 45° P-polarization
Broadband AR: 10J/cm2, 20ns, 20Hz at 1064nm;
Polarizers
For additional substrate material information 425-437
1MW/cm2, CW at 1064nm
l
Dual wavelength: 5J/cm2, 20ns, 20Hz at 532nm
All CVI low loss, high damage
10J/cm2, 20ns, 20Hz at 1064nm
available
l 6-9
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Filters
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available
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threshold AR coatings
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Index
Reflectivity vs. Wavelength of 1064nm V-type AR coating Americas (505) 296 -9541
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Reflectivity vs. Wavelength of 248nm V-type AR coating
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Reflectivity vs. Wavelength of 193nm V-type AR coating
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Reflectivity vs. Wavelength of 1550nm V-type AR coating
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W1, W2 PW
1025
C
1064
Windows
W1
Intro
How To Order
Laser Windows 45S
Prisms
Product Code Window, one surface AR Coated
W2
Window, both surfaces AR Coated
Lenses
W1
Wedge
30 arc minutes ± 5 arc minutes
Size Code
Diameter
Thickness
0525
0.500"
0.250"
0725
0.750"
0.250"
0924
25.0mm
6.0mm
1025
1.000"
0.250"
1525
1.500"
0.250"
1940
50.0mm
10.0mm
2025
2.000"
0.250"
3050
3.000"
0.500"
4050
4.000"
0.500"
Ultrafast Components
IF
Polarizers
<5 arc minutes
Waveplates
PW
Beamsplitters
<10 arc seconds
Mirrors
PW1
Substrate Material VUV grade CaF2
UV
UV grade fused silica
C
BK7 glass
AR Coating Wavelength nm
l 6-9
425-675
670-1064
830
1053/527
1090
1900
213
248-355
488-515
694
1030
1064
1100
2100
248
351
527
755
1047
1064/532
1550
266
355
532
780
1050-1600
1070
1850
308
355-532
633
800
1053
1080
Interferometer Accessories
325
Filters
193
Etalons
CFUV
Angle of Incidence in Degrees with Polarization 45S
45 degrees, S polarization
45P
45 degrees, P polarization
45UNP
45 degrees, Unpolarized
Appendix
Normal incidence
Mounts
0
Index
Other dimensions available in prototype and production quantities. Americas (505) 296 -9541
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W2 W1
11
IW1, IW2
Windows
Intro
Infrared Laser Windows �
2µm - 2.5µm region Substrate Material Si, ZnS, ZnSe, or CaF2 Surface Quality 40-20 per MIL-PRF-13830B
Prisms
Diameter Tolerance + 0.00mm, − 0.25mm Thickness Tolerance ± 0.25mm
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Wedge < 5 minutes Lenses
Chamfer 0.35mm at 45° typical 3.5µm - 5µm region Substrate Material Si, Ge, ZnS, or ZnSe
Mirrors
Remote sensing
Surface Quality 40-20 per MIL-PRF-13830B
Thermal imaging at high thermal
Diameter Tolerance + 0.00mm, − 0.25mm Thickness Tolerance ± 0.25mm
and local resolution
Wedge < 5 minutes
Beamsplitters
Medical thermography
Chamfer 0.35mm at 45° typical
Surveillance and security Industrial process control
Waveplates
AR coatings available
l
8µm - 12µm region
6-9
Substrate Material Ge, ZnS, or ZnSe Surface Quality 40-20 per MIL-PRF-13830B
CVI offers a complete line of antireflective
Diameter Tolerance + 0.00mm, − 0.25mm
coatings for the 3-5µm and 8-12µm regions
Thickness Tolerance ± 0.25mm
Polarizers
on germanium, silicon, ZnS, ZnSe and other
Wedge < 5 minutes
IR transmitting materials. We specialize in
Ultrafast Components
high efficiency, non-thoriated antireflection coatings with outstanding environmental characteristics. All of our high durability coatings will pass the 10-days humidity
Etalons
test as specified in MILSTD-810C Method
Chamfer 0.35mm at 45° typical Coating Technology Electron beam multilayer dielectric Antireflection Coating Single wavelength: R < 0.25% at 0° Broadband AR: R avg < 0.60% at 0° Transmitted Wavefront Distortion λ/20 p-v at 10.6µm, calculated Adhesion and Durability Per MIL-C-48497A
507, Procedure I, and the 24 hours salt spray test as specified in MIL-M-13508. The
Clear Aperture Exceeds central 85% of diameter Angle of Incidence User Specified
coatings will also pass the severe abrasion Filters
test of MIL-F- 48616 on substrates with a sufficiently high Knoop number. Please
Interferometer Accessories
specify these at the time of your order.
Laser Windows - 2.94µm, 4.6µm, and 10.6µm Substrate Material ZnSe Surface Quality 40-20 per MIL-PRF-13830B
Our non-radioactive, high-efficiency and
Diameter Tolerance + 0.00mm, − 0.25mm
high-durability antireflection coating on
Thickness Tolerance ± 0.25mm
Mounts
germanium (HEHD) is unique in combining coating with the spectral characteristics
Appendix
required from an interior element. Custom coatings and bandwidths are available. Call for specifications, pricing and
Americas (505) 296 -9541
Coating Technology Electron beam multilayer dielectric Antireflection Coating Single wavelength: R < 0.25% at 0° Transmitted Wavefront Distortion λ/20 p-v at 10.6µm, calculated Adhesion and Durability Per MIL-C-48497A Angle of Incidence User Specified
Index
IW2 IW1
Chamfer 0.35mm at 45° typical
Clear Aperture Exceeds central 85% of diameter
delivery.
12
Wedge < 5 minutes
the environmental durability of an exterior
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IW1, IW2 PW
1112
ZNSE
10.6
Windows
IW1
Intro
How To Order
Infrared Laser Windows 0
Product Code Window, one surface AR Coated
IW2
Window, both surfaces AR Coated
Prisms
IW1
Wedge Lenses
<5 arc minutes
Size Code
Diameter (mm)
Thickness (mm)
0508
0.500" (12.7)
0.079" (2.0)
0708
0.750" (19.1)
0.079" (2.0)
1012
1.000" (25.4)
0.125" (3.2)
1112
1.098" (27.9)
0.125" (3.2)
1512
1.500" (38.1)
0.125" (3.2)
2020
2.000" (50.8)
0.197" (5.0)
Mirrors
PW
Beamsplitters Waveplates
Substrate Material IR grade CaF2
GE
Ge
ZNSE
ZnSe
SI
Si
Polarizers
CFIR
AR Coating Wavelength µm 2.94
l 6-9
3.5-5.0
4.6
8.0-12.0
Ultrafast Components
2.0-2.5
10.6
Angle of Incidence in Degrees with Polarization Normal incidence
45S
45 degrees, S polarization
45P
45 degrees, P polarization
45UNP
45 degrees, Unpolarized
Etalons
0
Filters
Other dimensions available in prototype and production quantities.
Interferometer Accessories
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AR at 10.6µm for ZnSe
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BBAR at 8-12µm for Ge and ZnSe
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IW2 IW1
13
EW1, EW2
Windows
Intro
Excimer Laser Windows ���
Substrate Material UV grade MgF2 or UV grade CaF2
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Transmitted Wavefront Distortion λ/10 p-v at 633nm
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Surface Quality 20-10 CVI Laser Quality defined on page 430
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Adhesion and Durability Per MIL-C-675C. Insoluble in lab solvents.
Mirrors
Reflectivity vs. Wavelength of 308nm Excimer Laser Window.
Clear Aperture Exceeds central 85% of diameter Angle of Incidence User specified
Other dimensions available in
Beamsplitters
prototype and production quantities
How To Order
Waveplates
Coating Technology Electron beam multilayer dielectric
Damage Threshold 1J/cm2, 8nsec pulse at 248nm
EW2
PW
1025
CFUV
193
45S
Polarizers
Product Code EW1
Window, one surface AR coated
EW2
Window, both surfaces AR coated
Wedge PW1 ≤10 arc seconds
Filters
Etalons
Ultrafast Components
PW
≤ 5 arc minutes
Size Code 0525 1025 1419 1519 2019
Diameter 0.500" 1.000" 36.0mm 1.500" 2.000"
Thickness 0.250" 0.250" 5.0mm 5.0mm 5.0mm
2037
2.000"
0.375"
Interferometer Accessories
Substrate Material CFUV
VUV grade CaF2
MF
VUV grade MgF2
l
Mounts
AR Coating Wavelength nm 6-9 193 R ≤ 0.50% per surface at 0° 248 R ≤ 0.25% per surface at 0° 308 R ≤ 0.25% per surface at 0°
Appendix
351-353 R ≤ 0.25% per surface at 0° Angle of Incidence in Degrees with Polarization
Index
0
14
Normal incidence
45S
45 degrees, S polarization
45P
45 degrees, P polarization
45UNP 45 degrees, Unpolarized EW2 EW1
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PW1
Windows
�
Intro
Plane Parallel Windows Substrate Material UV grade MgF2, UV grade CaF2, IR grade CaF2, Suprasil 1, UV grade fused silica, or BK7 glass Diameter Tolerance + 0.00mm, − 0.25mm
Prisms
Thickness Tolerance ± 0.25mm Wedge ≤ 10 seconds
�
Chamfer 0.35mm at 45° typical, 0.85mm at 45° for Ø > 2.0”
Extremely parallel wedge, Minimal angular deviation of
several coated products, such as, W1, W2,
window substrate, polished on two
beamsplitters, output couplers, harmonic
sides, with a wedge of ≤ 10 seconds.
separators, dichroic mirrors, and partial
Therefore, they form the foundation for
reflectors. Beamsplitters
transmitted beam
PW1, by CVI definition, is an uncoated
Mirrors
≤ 10 seconds of arc
Lenses
Clear Aperture Exceeds central 85% of diameter
Minimum misalignment errors when window is repeatedly inserted and removed
How To Order
PW1
1519
CFUV
Waveplates
For additional substrate material information
Product Code
l 425-437
Size Code
Polarizers
Substrate Material
Ultrafast Components
Plane Parallel Windows, Wedge ≤ 10 seconds Transmitted Wavefront at 633nm
Surface Quality
Material
λ/10 λ/10 λ/10 λ/10 λ/10 λ/10
20-10 20-10 20-10 20-10 20-10 20-10
VUV MgF2 VUV MgF2 VUV MgF2 VUV MgF2 VUV MgF2 VUV MgF2
0.500" 1.000" 36.0mm 1.500" 2.000" 2.000"
0.250" 0.250" 5.0mm 5.0mm 5.0mm 0.375"
λ/10 λ/10 λ/10 λ/10 λ/10 λ/10
20-10 20-10 20-10 20-10 20-10 20-10
VUV CaF2 VUV CaF2 VUV CaF2 VUV CaF2 VUV CaF2 VUV CaF2
0.500" 1.000" 36.0mm 1.500" 2.000"
0.250" 0.250" 5.0mm 0.375" 0.375"
λ/10 λ/10 λ/10 λ/10 λ/10
10-5 10-5 10-5 10-5 10-5
Suprasil 1 Suprasil 1 Suprasil 1 Suprasil 1 Suprasil 1
Mounts
0.250" 0.250" 5.0mm 5.0mm 5.0mm 0.375"
Interferometer Accessories
0.500" 1.000" 36.0mm 1.500" 2.000" 2.000"
Filters Appendix Index
VUV Grade MgF2 PW1-0525-MF PW1-1025-MF PW1-1419-MF PW1-1519-MF PW1-2019-MF PW1-2037-MF VUV Grade CaF2 PW1-0525-CFUV PW1-1025-CFUV PW1-1419-CFUV PW1-1519-CFUV PW1-2019-CFUV PW1-2037-CFUV Suprasil 1 PW1-0525-SS PW1-1025-SS PW1-1419-SS PW1-1537-SS PW1-2037-SS
Thickness T
Etalons
Diameter D
Part Number
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PW1
15
Intro Windows
Plane Parallel Windows, Wedge ≤ 10 seconds Diameter D
Index
Appendix
Mounts
Interferometer Accessories
Filters
Etalons
Ultrafast Components
Polarizers
Waveplates
Beamsplitters
Mirrors
Lenses
Prisms
Part Number
16
PW1
Plane Parallel Windows
Fused Silica PW1-0525-UV PW1-0537-UV PW1-0643-UV PW1-0725-UV PW1-0737-UV PW1-1004-UV PW1-1012-UV PW1-1025-UV PW1-1037-UV PW1-1419-UV PW1-1525-UV PW1-1537-UV PW1-2025-UV PW1-2037-UV PW1-2050-UV PW1-3037-UV PW1-3050-UV PW1-4037-UV PW1-4050-UV PW1-6010-UV BK7 PW1-0316-C PW1-0525-C PW1-0537-C PW1-0643-C PW1-0725-C PW1-0737-C PW1-1004-C PW1-1025-C PW1-1037-C PW1-1512-C PW1-1525-C PW1-1537-C PW1-2025-C PW1-2037-C PW1-2050-C PW1-3037-C PW1-3050-C PW1-4037-C PW1-4050-C PW1-6010-C IR Grade CaF2 PW1-0525-CFIR PW1-1025-CFIR PW1-1419-CFIR PW1-1519-CFIR PW1-2019-CFIR PW1-2025-CFIR PW1-2037-CFIR
PW1 Americas (505) 296 -9541
|
Thickness T
Transmitted Wavefront at 633nm
Surface Quality
0.500" 0.500" 15.0mm 0.750" 0.750" 1.000" 1.000" 1.000" 1.000" 36.0mm 1.500" 1.500" 2.000" 2.000" 2.000" 3.000" 3.000" 4.000" 4.000" 6.000"
0.250" 0.375" 11.0mm 0.250" 0.375" 1.0mm 0.125" 0.250" 0.375" 5.0mm 0.250" 0.375" 0.250" 0.375" 0.500" 0.375" 0.500" 0.375" 0.500" 1.000"
λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/4 λ/4
10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5
Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica
7.75mm 0.500" 0.500" 15.0mm 0.750" 0.750" 1.000" 1.000" 1.000" 1.500" 1.500" 1.500" 2.000" 2.000" 2.000" 3.000" 3.000" 4.000" 4.000" 6.000"
4.0mm 0.250" 0.375" 11.0mm 0.250" 0.375" 1.0mm 0.250" 0.375" 0.125" 0.250" 0.375" 0.250" 0.375" 0.500" 0.375" 0.500" 0.375" 0.500" 1.000"
λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/4 λ/10 λ/10 λ/4 λ/10 λ/10 λ/10 λ/10 λ/10 λ/4 λ/4
10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5
BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7
0.500" 1.000" 36.0mm 1.500" 2.000" 2.000" 2.000"
0.250" 0.250" 5.0mm 5.0mm 5.0mm 0.250" 0.375"
λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10
20-10 20-10 20-10 20-10 20-10 20-10 20-10
IR CaF2 IR CaF2 IR CaF2 IR CaF2 IR CaF2 IR CaF2 IR CaF2
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Material
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PW
Windows
�
Intro
Plane Windows Substrate Material VUV grade MgF2, VUV grade CaF2, Crystal Quartz, Suprasil 1, UV grade fused silica, BK7 glass, Infrasil 302, Sapphire, IR grade CaF2, Ge, ZnSe, Si
Prisms
Diameter Tolerance + 0.00mm, − 0.25mm �
Thickness Tolerance ± 0.25mm Wedge ≤ 5 minutes
Lenses
Chamfer 0.35mm at 45° typical, 0.85mm at 45° for Ø > 2.0” Clear Aperture Exceeds central 85% of diameter General purpose laser Contact CVI for (0001) orientation Use Infrasil for Near-infared
coated products, such as, W1, W2,
window substrate, polished on two sides,
beamsplitters, output couplers, harmonic
with a wedge of ≤ 5 minutes. Therefore,
separators, dichroic mirrors, and partial
they form the foundation for several
reflectors.
Beamsplitters
single crystal sapphire
PW, by CVI definition, is an uncoated
Mirrors
quality windows
applications up to 2.5µm Laser and sample chamber windows
Waveplates
Beam sampling Detector housings For additional substrate material
l 425-437
PW
1508
UV
Polarizers
information
How To Order Product Code Size Code
Ultrafast Components
Substrate Material
Part Number
Transmitted Wavefront at 633nm
Surface Quality
0.500" 1.000" 36.0mm 1.500" 2.000" 2.000"
0.250" 0.250" 5.00mm 5.0mm 5.0mm 0.375"
λ/10 λ/10 λ/10 λ/10 λ/10 λ/10
20-10 20-10 20-10 20-10 20-10 20-10
VUV MgF2 VUV MgF2 VUV MgF2 VUV MgF2 VUV MgF2 VUV MgF2
0.500" 1.000" 36.0mm 1.500" 2.000" 2.000"
0.250" 0.250" 5.0mm 5.0mm 5.0mm 0.375"
λ/10 λ/10 λ/10 λ/10 λ/10 λ/10
20-10 20-10 20-10 20-10 20-10 20-10
VUV CaF2 VUV CaF2 VUV CaF2 VUV CaF2 VUV CaF2 VUV CaF2
0.500" 1.000" 1.500"
2.0mm 2.5mm 5.0mm
λ/10 λ/10 λ/10
10-5 10-5 10-5
Crystal Quartz Crystal Quartz Crystal Quartz
Material
Interferometer Accessories
Thickness T
Filters Mounts Appendix Index
VUV Grade MgF2 PW-0525-MF PW-1025-MF PW-1419-MF PW-1519-MF PW-2019-MF PW-2037-MF VUV Grade CaF2 PW-0525-CFUV PW-1025-CFUV PW-1419-CFUV PW-1519-CFUV PW-2019-CFUV PW-2037-CFUV Crystal Quartz PW-0508-CQ PW-1010-CQ PW-1519-CQ
Diameter D
Etalons
Plane Windows, Wedge ≤ 5 minutes
continued Americas (505) 296 -9541
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PW
17
PW
Windows
Intro
Plane Windows Plane Windows, Wedge ≤ 5 minutes Diameter D
Part Number
Filters
Etalons
Ultrafast Components
Polarizers
Waveplates
Beamsplitters
Mirrors
Lenses
Prisms
Suprasil 1 PW-0525-SS PW-1025-SS PW-1037-SS PW-1419-SS PW-1537-SS PW-2025-SS PW-2037-SS Fused Silica PW-0316-UV PW-0412-UV PW-0508-UV PW-0512-UV PW-0525-UV PW-0537-UV PW-0604-UV PW-0643-UV PW-0705-UV PW-0712-UV PW-0716-UV PW-0725-UV PW-0737-UV PW-0825-UV PW-0908-UV PW-0925-UV PW-1004-UV PW-1006-UV PW-1012-UV PW-1025-UV PW-1032-UV PW-1037-UV PW-1225-UV PW-1419-UV
Appendix
Mounts
Interferometer Accessories
PW-1508-UV PW-1512-UV PW-1525-UV PW-1537-UV PW-1550-UV PW-1625-UV PW-1725-UV PW-1925-UV PW-2008-UV PW-2012-UV PW-2025-UV PW-2037-UV PW-2050-UV
Thickness T
Transmitted Wavefront at 633nm
Surface Quality
Material
0.500" 1.000" 1.000" 36.0mm 1.500" 2.000" 2.000"
0.250" 0.250" 0.375" 5.0mm 0.375" 0.250" 0.375"
λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10
10-5 10-5 10-5 10-5 10-5 10-5 10-5
Suprasil 1 Suprasil 1 Suprasil 1 Suprasil 1 Suprasil 1 Suprasil 1 Suprasil 1
7.75mm 10.0mm 0.500" 0.500" 0.500" 0.500" 15.0mm 15.0mm 0.750" 0.750" 0.750" 0.750" 0.750" 20.0mm 25.0mm 25.0mm 1.000" 1.000" 1.000" 1.000" 1.000" 1.000" 30.0mm 36.0mm
4.0mm 0.125" 2.0mm 0.125" 0.250" 0.375" 1.0mm 11.0mm 0.059" 0.125" 0.165" 0.250" 0.375" 0.250" 2.0mm 0.250" 1.0mm 0.063" 0.125" 0.250" 8.0mm 0.375" 0.250" 5.0mm
λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/4 λ/4 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/2 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10
10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5
Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica
1.500" 1.500" 1.500" 1.500" 1.500" 40.0mm 1.750" 50.0mm 2.000" 2.000" 2.000" 2.000" 2.000"
2.0mm 0.125" 0.250" 0.375" 0.500" 0.250" 0.250" 0.250" 2.0mm 0.125" 0.250" 0.375" 0.500"
λ/4 λ/4 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/4 λ/4 λ/10 λ/10 λ/10
10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5
Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica
Index
continued
18
PW
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PW
Intro
Plane Windows
Windows
Plane Windows, Wedge ≤ 5 minutes Diameter D
Part Number
Transmitted Wavefront at 633nm
Surface Quality
Material
λ/10 λ/10 λ/10 λ/10 λ/10 λ/4 λ/4
10-5 10-5 10-5 10-5 10-5 10-5 10-5
Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica
7.75mm 10.0mm 0.500" 0.500" 0.500" 0.500" 0.500" 15.0mm 0.750" 0.750" 0.750" 0.750" 20.0mm 25.0mm 25.0mm 1.000" 1.000" 1.000" 1.000" 1.000" 1.000" 1.000" 30.0mm 1.500" 1.500" 1.500" 40.0mm 50.0mm 2.000" 2.000" 2.000" 2.000" 3.000" 3.000" 4.000" 4.000" 6.000" 8.000"
4.0mm 0.125" 1.0mm 2.0mm 0.125" 0.250" 0.375" 11.0mm 1.0mm 0.125" 0.250" 0.375" 0.250" 1.0mm 2.0mm 0.063" 0.070" 2.0mm 0.125" 0.250" 8.0mm 0.375" 0.250" 0.125" 0.250" 0.375" 0.250" 0.250" 0.125" 0.250" 0.375" 0.500" 0.375" 0.500" 0.375" 0.500" 1.000" 1.000"
λ/10 λ/10 λ/4 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/4 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/4 λ/10 λ/10 λ/10 λ/10 λ/4 λ/10 λ/10 λ/10 λ/10 λ/2 λ/4 λ/10 λ/10 λ/10 λ/10 λ/10 λ/10 λ/4 λ/4
10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 10-5 20-10 20-10
BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7
Mirrors
0.375" 0.500" 0.375" 0.500" 0.750" 1.000" 1.000"
Lenses
3.000" 3.000" 4.000" 4.000" 5.000" 6.000" 8.000"
Prisms Beamsplitters Waveplates Polarizers Ultrafast Components Etalons Filters Interferometer Accessories Mounts Appendix
PW-3037-UV PW-3050-UV PW-4037-UV PW-4050-UV PW-5075-UV PW-6010-UV PW-8010-UV BK7 PW-0316-C PW-0412-C PW-0504-C PW-0508-C PW-0512-C PW-0525-C PW-0537-C PW-0643-C PW-0704-C PW-0712-C PW-0725-C PW-0737-C PW-0825-C PW-0904-C PW-0908-C PW-1006-C PW-1007-C PW-1008-C PW-1012-C PW-1025-C PW-1032-C PW-1037-C PW-1225-C PW-1512-C PW-1525-C PW-1537-C PW-1625-C PW-1925-C PW-2012-C PW-2025-C PW-2037-C PW-2050-C PW-3037-C PW-3050-C PW-4037-C PW-4050-C PW-6010-C PW-8010-C
Thickness T
continued
Index
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Europe +44 (0 ) 1624 647000
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A sia +82 (0 ) 32 673- 6114
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PW
19
PW
Windows
Intro
Plane Windows Plane Windows, Wedge ≤ 5 minutes Diameter D
Part Number
Mirrors
Lenses
Prisms
Infrasil PW-0525-INF PW-0725-INF PW-1025-INF PW-2025-INF Sapphire PW-0512-SPR PW-0712-SPR PW-1012-SPR PW-1512-SPR PW-2012-SPR
Waveplates
Beamsplitters
IR Grade CaF2 PW-0525-CFIR PW-1025-CFIR PW-1419-CFIR PW-1519-CFIR PW-2019-CFIR PW-2037-CFIR
Thickness T
Transmitted Wavefront at 633nm
Surface Quality
Material
0.500" 0.750" 1.000" 2.000"
0.250" 0.250" 0.250" 0.250"
λ/10 λ/10 λ/10 λ/10
10-5 10-5 10-5 10-5
Infrasil Infrasil Infrasil Infrasil
0.500" 0.750" 1.000" 1.500" 2.000"
0.125" 0.125" 0.125" 0.125" 0.125"
λ/4 λ/4 λ/4 λ/4 λ/4
40-20 40-20 40-20 40-20 40-20
Sapphire Sapphire Sapphire Sapphire Sapphire
0.500" 1.000" 36.0mm 1.500" 2.000" 2.000"
0.250" 0.250" 5.0mm 5.0mm 5.0mm 0.375"
λ/10 λ/10 λ/10 λ/10 λ/10 λ/10
20-10 20-10 20-10 20-10 20-10 20-10
IR CaF2 IR CaF2 IRCaF2 IR CaF2 IR CaF2 IR CaF2
Polarizers
Plane Windows, Wedge ≤ 5 minutes Diameter D
Part Number
Surface Quality
Material
12.7mm 19.1mm 25.4mm 27.9mm 38.1mm 50.8mm
2.0mm 2.0mm 3.2mm 3.2mm 3.2mm 5.0mm
λ/20 λ/20 λ/20 λ/20 λ/20 λ/20
40-20 40-20 40-20 40-20 40-20 40-20
Germanium Germanium Germanium Germanium Germanium Germanium
12.7mm 19.1mm 25.4mm 27.9mm 38.1mm 50.8mm
2.0mm 2.0mm 3.2mm 3.2mm 3.2mm 5.0mm
λ/20 λ/20 λ/20 λ/20 λ/20 λ/20
40-20 40-20 40-20 40-20 40-20 40-20
Zinc Selenide Zinc Selenide Zinc Selenide Zinc Selenide Zinc Selenide Zinc Selenide
12.7mm 19.1mm 25.4mm 27.9mm 38.1mm 50.8mm
2.0mm 2.0mm 3.2mm 3.2mm 3.2mm 5.0mm
λ/20 λ/20 λ/20 λ/20 λ/20 λ/20
40-20 40-20 40-20 40-20 40-20 40-20
Silicon Silicon Silicon Silicon Silicon Silicon
Index
Appendix
Mounts
Interferometer Accessories
Filters
Etalons
Ultrafast Components
Germanium PW-0508-GE PW-0708-GE PW-1012-GE PW-1112-GE PW-1512-GE PW-2020-GE Zinc Selenide PW-0508-ZNSE PW-0708-ZNSE PW-1012-ZNSE PW-1112-ZNSE PW-1512-ZNSE PW-2020-ZNSE Silicon PW-0508-SI PW-0708-SI PW-1012-SI PW-1112-SI PW-1512-SI PW-2020-SI
Thickness Surface T Figure (p-v) at 10.6µm
20
PW
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IF
Intro Windows
�
Interferometer Flats Substrate Material Suprasil 1, UV grade fused silica, or BK7 glass Surface Quality 10-5 CVI Laser Quality defined on page 430 Transmitted Wavefront Distortion λ/10 p-v at 633nm
Prisms
Diameter Tolerance + 0.00mm, − 0.25mm
�
Thickness Tolerance ± 0.25mm Wedge 30 ± 5 minutes Clear Aperture Exceeds central 85% of dimension
interference effects between Reflected beams from both surfaces separately usable Output coupler, sampling substrate λ/10 transmitted wavefront,
IF, by CVI definition, is an uncoated sides, with a wedge of 30 ± 5 minutes. Therefore, they form the foundation for several coated products, such as, W1, W2, separators, dichroic mirrors, and partial reflectors.
Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica
0.500" 0.500" 0.750" 0.750" 1.000" 1.000" 1.000" 1.500" 1.500" 1.500" 2.000" 2.000" 2.000" 3.000" 4.000"
0.250" 0.375" 0.250" 0.375" 0.250" 0.375" 0.500" 0.250" 0.375" 0.500" 0.250" 0.375" 0.500" 0.500" 0.500"
BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7
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Index
0.250" 0.375" 0.125" 0.250" 0.375" 0.125" 0.250" 0.375" 0.500" 0.250" 0.375" 0.500" 0.250" 0.375" 0.500" 0.750" 0.500" 0.500"
Appendix
0.500" 0.500" 0.750" 0.750" 0.750" 1.000" 1.000" 1.000" 1.000" 1.500" 1.500" 1.500" 2.000" 2.000" 2.000" 2.000" 3.000" 4.000"
Mounts
|
Suprasil 1 Suprasil 1 Suprasil 1
Interferometer Accessories
Europe +44 (0 ) 1624 647000
0.375" 0.375" 0.375"
Filters
|
1.000" 1.500" 2.000"
Etalons
beamsplitters, output couplers, harmonic
Material
Ultrafast Components
window substrate, polished on two
Thickness T
Polarizers
10-5 surface quality
Suprasil IF-1037-SS IF-1537-SS IF-2037-SS Fused Silica IF-0525-UV IF-0537-UV IF-0712-UV IF-0725-UV IF-0737-UV IF-1012-UV IF-1025-UV IF-1037-UV IF-1050-UV IF-1525-UV IF-1537-UV IF-1550-UV IF-2025-UV IF-2037-UV IF-2050-UV IF-2075-UV IF-3050-UV IF-4050-UV BK7 IF-0525-C IF-0537-C IF-0725-C IF-0737-C IF-1025-C IF-1037-C IF-1050-C IF-1525-C IF-1537-C IF-1550-C IF-2025-C IF-2037-C IF-2050-C IF-3050-C IF-4050-C
Diameter D
Waveplates
beamsplitter, or beam
Part Number
Beamsplitters
surfaces
Interferometer Flats, Wedge 30 ± 5 minutes
Mirrors
30 minute wedge minimizes
Americas (505) 296 -9541
Lenses
Chamfer 0.35mm at 45° typical, 0.85mm at 45° for Ø > 2.0” ��������
IF
21
LW
Windows
Intro
Large Wedge Windows
Substrate Material UV grade fused silica or BK7 glass
�
Surface Figure λ/10 p-v at 633nm
Prisms
Surface Quality 10-5 CVI Laser Quality defined on page 430 Diameter Tolerance + 0.00mm, − 0.25mm
�
Thickness Tolerance ± 0.25mm
Lenses
Wedge Tolerance ± 6 minutes
Mirrors
Chamfer 0.35mm at 45° typical
All CVI low loss, high energy AR
Beamsplitters
coatings available
l 6-9
Polarizers
Waveplates
Using Large Wedge Windows Large wedge windows are laser quality
with an antireflection coating. In very
suitable rotation of the individual wedges.
windows manufactured with wedges of
high gain or very sensitive lasers, it is
The resulting deflection can be positioned
1°, 2°, or 3°. These larger wedges prevent
important to completely misalign the
anywhere within a cone centered on
interference by stray back reflection, and
beam coming from the second surface.
the original propagation direction. The
have several applications in beam steering.
CVI can provide mirrors and beamsplitters
direction of deflection is along a plane
where α is between 0.5° (IF Series) and 3°
midway between the rotation angles of
(LW Series) to prevent this stray feedback.
the two individual prisms. The magnitude
Ultrafast Components
For small angles of incidence, the
of deflection varies smoothly from the
deviation of a ray incident on a wedged window with wedge angle α is
Etalons
ns θd = —— α na
To create an adjustable beamsteering
maximum value 2θ where the thinnest
device, use a pair of identically wedged
points of the two wedges coincide to zero
windows. See Figure 2. Any deflection
to when the two wedges are oriented
angle from 0 to 2θ, can be obtained by
antiparallel, thereby canceling each other.
The first reflected ray is misaligned from Filters
the initial axis by an angle defined by
Interferometer Accessories
��
��
2nsα θr = —— na
��
If na = 1, then θr = 2nsα.
α
θ�
θ�
Mounts
When using a wedge as an output coupling mirror in a laser, usually the front surface is coated with the partially
Figure 2. A beamsteering wedge formed from two wedged prisms.
Index
Appendix
reflecting coating and the second surface
Figure 1. Deviation and reflection of a beam by a wedged window of wedge α.
22
LW
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LW
LW
2
1050
Windows
How To Order
Intro
Large Wedge Windows C
Product Code Prisms
Wedge in Degrees Size Code
Lenses
Substrate Material
Mirrors Beamsplitters Waveplates
Large Wedge Windows, Wedge 1°, 2°, 3°
Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica
1° 1° 1° 1° 2° 2° 2° 2° 3° 3° 3° 3° 3°
1.000" 1.000" 1.500" 2.000" 1.000" 1.000" 1.500" 2.000" 1.000" 1.000" 1.500" 2.000" 2.000"
0.375" 0.500" 0.500" 0.500" 0.375" 0.500" 0.500" 0.500" 0.375" 0.500" 0.500" 0.375" 0.500"
BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7 BK7
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Index
0.375" 0.500" 0.500" 0.500" 0.500" 0.375" 0.500" 0.500" 0.500" 0.500" 0.375" 0.500" 0.500" 0.500" 0.500"
Appendix
1.000" 1.000" 1.500" 2.000" 3.000" 1.000" 1.000" 1.500" 2.000" 3.000" 1.000" 1.000" 1.500" 2.000" 3.000"
Mounts
1° 1° 1° 1° 1° 2° 2° 2° 2° 2° 3° 3° 3° 3° 3°
Interferometer Accessories
Material
Filters
|
Thickness T
Etalons
Americas (505) 296 -9541
Diameter D
Ultrafast Components
Fused Silica LW-1-1037-UV LW-1-1050-UV LW-1-1550-UV LW-1-2050-UV LW-1-3050-UV LW-2-1037-UV LW-2-1050-UV LW-2-1550-UV LW-2-2050-UV LW-2-3050-UV LW-3-1037-UV LW-3-1050-UV LW-3-1550-UV LW-3-2050-UV LW-3-3050-UV BK7 LW-1-1037-C LW-1-1050-C LW-1-1550-C LW-1-2050-C LW-2-1037-C LW-2-1050-C LW-2-1550-C LW-2-2050-C LW-3-1037-C LW-3-1050-C LW-3-1550-C LW-3-2037-C LW-3-2050-C
Wedge α
Polarizers
Part Number
LW
23
RW
Windows
Intro
Rectangular Windows �
Substrate Material UV grade fused silica or BK7 glass
�
Transmitted Wavefront Distortion λ/10 p-v at 633nm
Prisms
Surface Quality 10-5 CVI Laser Quality defined on page 430 Dimensional Tolerance + 0.00mm, − 0.25mm
�
Thickness Tolerance ± 0.25mm Wedge Tolerance ≤ 5 minutes
Lenses
Chamfer 0.35mm at 45° typical Clear Aperture Exceeds central 85% of dimension
All CVI low loss, high energy AR
Mirrors
coatings available
l 6-9
RW series rectangular windows are designed for a wide variety of laser window and beamsplitting applications. By cutting stock substrates, our in house service department can quickly supply non-standard rectangular dimensions.
CVI beamsplitter coatings available
l 198
Beamsplitters
CVI partially reflective coatings available
l 152
For additional substrate material
Waveplates
information
All CVI dielectric and metal coatings can be deposited on RW series rectangular windows. Typical transmitted wavefront error is less than λ/10 P-V @ 633nm over 85% of the window’s dimension.
l 425-437
Polarizers
Product Code
Ultrafast Components
How To Order
Width (mm)
RW
35.0
20.0
9.53
UV
Length (mm)
Thickness (mm)
Etalons
Substrate Material
Filters
Rectangular Windows Part Number
Index
Appendix
Mounts
Interferometer Accessories
Fused Silica RW-20.0-10.0-6.35-UV RW-28.6-14.3-3.18-UV RW-35.0-20.0-9.53-UV RW-40.0-25.0-9.53-UV RW-40.0-30.0-5.00-UV RW-50.0-30.0-12.7-UV BK7 RW-20.0-10.0-6.35-C RW-28.6-14.3-3.18-C RW-35.0-20.0-9.53-C RW-40.0-25.0-9.53-C RW-40.0-30.0-5.00-C RW-50.0-30.0-12.7-C
24
Length L (mm)
Width W (mm)
Thickness T (mm)
Material
20.0 28.6 35.0 40.0 40.0 50.0
10.0 14.3 20.0 25.0 30.0 30.0
6.35 3.18 9.53 9.53 5.00 12.70
Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica
20.0 28.6 35.0 40.0 40.0 50.0
10.0 14.3 20.0 25.0 30.0 30.0
6.35 3.18 9.53 9.53 5.00 12.70
BK7 BK7 BK7 BK7 BK7 BK7
Other dimensions available in prototype and production quantities. RW
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�
Windows
�
Square Windows
Intro
SQW
Substrate Material UV grade fused silica or BK7 glass Surface Quality 10-5 CVI Laser Quality defined on page 430 Dimensional Tolerance + 0.00mm, − 0.25mm
Prisms
Thickness Tolerance ± 0.25mm
�
Wedge Tolerance ≤ 5 minutes Chamfer 0.35mm at 45° typical
All CVI low loss, high energy AR coatings available
l 6-9
available
l 198
available
l 152
For additional substrate material information
l 425-437
dimension you need, our in house service
for a wide variety of laser window and
department can quickly modify stock
beamsplitting applications. Typical
substrates to supply additional rectangular
transmitted wavefront error is less than
dimensions. All CVI dielectric and metal
λ/10 p-v @ 633nm over 85% of the
coatings can be deposited on SQW series
window’s dimension. If you don’t see the
square windows.
SQW
1537
C
Product Code
Polarizers
Size Code Substrate Material
Ultrafast Components
Square Windows Length L
Part Number
Transmitted Wavefront at 633nm
Material
0.500" 1.000" 1.000" 1.000" 1.500"
0.250" 2.0mm 0.250" 0.375" 0.375"
λ/10 λ/10 λ/4 λ/10 λ/10
BK7 BK7 BK7 BK7 BK7
2.000" 2.000" 2.000" 2.000" 3.000" 3.000"
2.0mm 5.0mm 0.250" 0.375" 0.375" 0.500"
λ/10 λ/2 λ/4 λ/4 λ/4 λ/4
BK7 BK7 BK7 BK7 BK7 BK7
Other dimensions available in prototype and production quantities. Americas (505) 296 -9541
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Index
Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica Fused Silica
Appendix
λ/10 λ/10 λ/10 λ/10 λ/10 λ/4 λ/4 λ/10
Mounts
0.250" 2.0mm 0.250" 0.063" 2.0mm 0.200" 0.250" 0.375"
Interferometer Accessories
0.500" 1.000" 1.000" 2.000" 2.000" 2.000" 2.000" 2.000"
Filters
SQW-2008-C SQW-2019-C SQW-2025-C SQW-2037-C SQW-3037-C SQW-3050-C
Thickness T
Etalons
Fused Silica SQW-0525-UV SQW-1008-UV SQW-1025-UV SQW-2006-UV SQW-2008-UV SQW-2020-UV SQW-2025-UV SQW-2037-UV BK7 SQW-0525-C SQW-1008-C SQW-1025-C SQW-1037-C SQW-1537-C
Waveplates
How To Order
Beamsplitters
CVI partially reflective coatings
SQW series square windows are designed
Mirrors
CVI beamsplitter coatings
Lenses
Clear Aperture Exceeds central 85% of dimension
25
BW
Windows
Intro
Brewster Windows
�
�
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Substrate Material Suprasil 1 Transmitted Wavefront Distortion λ/10 p-v at 633nm Surface Quality 10-5 CVI Laser Quality defined on page 430
Prisms
Dimensional Tolerance + 0.00mm, − 0.25mm Thickness Tolerance ± 0.25mm Wedge ≤ 10 seconds
Lenses
Chamfer 0.35mm at 45° typical Clear Aperture Exceeds central 85% of dimension
Brewster Windows
Mirrors
For use in laser cavities Suprasil 1 UV grade fused silica Transmitted wavefront λ/20,
Beamsplitters
wedge ≤ 10 seconds Zero reflection loss for
Waveplates
P polarized light
Minor Diameter D
Part Number
Polarizers Ultrafast Components
�
���
Material
BW-8.0-2.0-SS
8.0mm
2.0mm
Suprasil 1
BW-9.0-2.0-SS BW-10.0-2.0-SS BW-13.0-2.0-SS BW-16.0-2.0-SS BW-25.0-2.0-SS
9.0mm 10.0mm 13.0mm 16.0mm 25.0mm
2.0mm 2.0mm 2.0mm 2.0mm 2.0mm
Suprasil 1 Suprasil 1 Suprasil 1 Suprasil 1 Suprasil 1
ELW
Elliptical Windows
�
Thickness T
Substrate Material UV grade fused silica Transmitted Wavefront Distortion λ/10 p-v at 633nm Surface Quality 10-5 CVI Laser Quality defined on page 430
Etalons
Dimensional Tolerance + 0.00mm, − 0.25mm Thickness Tolerance ± 0.25mm Wedge ≤ 5 minutes
Filters
Chamfer 0.35mm at 45° typical Clear Aperture Exceeds central 85% of dimension For use in laser cavities
Interferometer Accessories
General purpose laser quality windows All CVI low loss, high energy AR coatings available
l 6-9
Mounts
Laser quality: λ/10 transmitted wavefront, 10-5 surface quality Elliptical profile conforms to
Appendix
circular beam profile at 45°
Minor Diameter D
Part Number
Index
26
Elliptical Windows
BW ELW
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Thickness T
Material
ELW-12.7-6.35-UV ELW-15.0-6.35-UV
12.7mm 15.0mm
6.35mm 6.35mm
Fused Silica Fused Silica
ELW-19.1-6.35-UV ELW-25.4-6.35-UV
19.1mm 25.4mm
6.35mm 6.35mm
Fused Silica Fused Silica
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Intro
Coverplates and Protective Windows
Windows
Substrate Material Fused silica, Pyrex, and BK7 glass Surface Quality 60-40 per MIL-PRF-13830B
Prisms
Dimensional Tolerance ± 0.2mm Thickness Tolerance ± 0.1mm AR Coating T > 99.5% at 1064nm
Lenses
R < 0.75% per surface Damage Threshold up to 25J/cm2, 20ns, 20Hz at 1064nm
Round or Rectangular Dimensions from 22mm to 55mm 25J/cm , 20ns, 20Hz at 1064nm 2
Call for current list of supported
withstands the initial damage produced
the focusing lenses. Protective windows
by your laser. The coverplate will require
have anti-reflection coatings that increase
periodic cleaning and replacement due
the energy transmission to more than
to splatter. We will custom-build to your
99%. When the coating is damaged there
diameter and thickness dimensions.
is a reduction in beam power resulting in heating of the lens leading to eventual failure.
Coverplates are also available in packages of ten and one hundred.
Polarizers
equipment and distributors. Support for: Haas
Ultrafast Components
LASAG Trumpf
Antireflection Coatings
Lumonics
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Others
��������� ���������
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Etalons
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Rofin Laserdyne Prima
Waveplates
High damage threshold up to
protective windows to extend the life of
Beamsplitters
application: welding, cutting, marking, and drilling.
CVI provides a thin-film coating that
Mirrors
Manufactured to fit your YAG robotic
Industrial applications require disposable
��� ���
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���
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V-type Antireflection coating for 248nm
���
Interferometer Accessories
MgF2 Antireflection coating for 800nm at 45° angle of incidence
���
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��� ��� ��� ���
��� ���
Mounts
���������������
���
���������������
���������������
Filters
���
����
��� ��� ���
���
����
����
����
����
����
���
V-type Antireflection coating for 1064nm
���
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���
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BBAR coating optimized for 450nm to 650nm
Appendix
���������������
High energy, low loss antireflection coatings are standard on both surfaces for maximum Index
efficiency at the working wavelength.
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27
28
Index
Appendix
Mounts
Interferometer Accessories
Filters
Etalons
Ultrafast Components
Polarizers
Waveplates
Beamsplitters
Mirrors
Lenses
Prisms Windows
Intro
Notes
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