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Viewports

Viewports are suitable for various vacuum-optical applications: from process monitoring and illumination to precise and efficient transport of optical signals.

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Replacement O-ring for standard ISO-viewports, DN100 | 337024
Connection type
ISO-K, ISO-F
Nominal diameter
100
Gasket material
FKM
Max. operating temperature
302 °F
Inner diameter
4.213 ″
Width
0.217 ″
Connection type
ISO-K, ISO-F
Nominal diameter
100
Gasket material
FKM
Max. operating temperature
150 °C
Inner diameter
107 mm
Width
5,5 mm
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available
Radiation protection caps | 309474
Nominal diameter
100
Connection type
CF
Window material
Lead glass
View diameter
3.504 ″
Window thickness
0.236 ″
Flange material
Stainless steel 316L
Nominal diameter
100
Connection type
CF
Window material
Lead glass
View diameter
89 mm
Window thickness
6 mm
Flange material
Stainless steel 316L
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available
UHV borosilicate viewport, standard | 303072
Connection type
CF
Nominal diameter
100
Leak rate
< 0.75E-10 Torr ∙ l/s
Max. operating temperature
662 °F
View diameter
3.504 ″
Window material
Borosilicate
Transmission range
400-2500 nm
Window mounting
Thermally fused
Connection type
CF
Nominal diameter
100
Leak rate
< 1E-10 mbar ∙ l/s
Max. operating temperature
350 °C
View diameter
89 mm
Window material
Borosilicate
Transmission range
400-2500 nm
Window mounting
Thermally fused
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available
UHV fused silica viewport, optical, BBAR-coated | 406588
Connection type
CF
Nominal diameter
100
Window material
Fused silica (laser-grade)
Coated diameter
> 85 mm
Coating wavelength(s)
425-760 nm
Reflectivity per surface
Ravg < 0,5%
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
100
Window material
Fused silica (laser-grade)
Coated diameter
> 85 mm
Coating wavelength(s)
425-760 nm
Reflectivity per surface
Ravg < 0,5%
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
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on request
UHV fused silica viewport, optical, BBAR-coated | 409373
Connection type
CF
Nominal diameter
100
Window material
Fused silica (laser-grade)
Coated diameter
> 85 mm
Coating wavelength(s)
550-1100 nm
Reflectivity per surface
Ravg < 0,75%
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
100
Window material
Fused silica (laser-grade)
Coated diameter
> 85 mm
Coating wavelength(s)
550-1100 nm
Reflectivity per surface
Ravg < 0,75%
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
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on request
UHV fused silica viewport, optical, non-magnetic | 330006
Connection type
CF
Nominal diameter
100
Flange material
Stainless steel 316LN-ESR
Window material
Fused silica (laser-grade)
View diameter
3.858 ″
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
100
Flange material
Stainless steel 316LN-ESR
Window material
Fused silica (laser-grade)
View diameter
98 mm
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
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on request
UHV fused silica viewport, optical | 412306
Connection type
CF
Nominal diameter
100
Window material
Fused silica (laser-grade)
View diameter
3.858 ″
Transmission range
190-2000 nm
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
100
Window material
Fused silica (laser-grade)
View diameter
98 mm
Transmission range
190-2000 nm
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
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on request
UHV fused silica viewport, non-magnetic | 409030
Connection type
CF
Nominal diameter
100
Flange material
Stainless steel 316LN-ESR
Window material
Fused silica (UV-grade)
View diameter
3.858 ″
Transmission range
250-2000 nm
Connection type
CF
Nominal diameter
100
Flange material
Stainless steel 316LN-ESR
Window material
Fused silica (UV-grade)
View diameter
98 mm
Transmission range
250-2000 nm
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on request
Replacement window for standard ISO-viewport, DN100 | 380661
Connection type
ISO-K
Nominal diameter
100
Window material
Borosilicate
Transmission range
400-2500 nm
Outer Diamter
4.291 ″
Window thickness
0.197 ″
Connection type
ISO-K
Nominal diameter
100
Window material
Borosilicate
Transmission range
400-2500 nm
Outer Diamter
109 mm
Window thickness
5 mm
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available
Borosilicate ISO-F Viewport, Standard | 301567
Connection type
ISO-F
Nominal diameter
100
Leak rate
< 0.75E-9 Torr ∙ l/s
Max. operating temperature
302 °F
View diameter
4.016 ″
Window material
Borosilicate
Transmission range
400-2500 nm
Window mounting
FKM O-Ring
Connection type
ISO-F
Nominal diameter
100
Leak rate
< 1E-9 mbar ∙ l/s
Max. operating temperature
150 °C
View diameter
102 mm
Window material
Borosilicate
Transmission range
400-2500 nm
Window mounting
FKM O-Ring
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available
Fused Silica KF/ISO Viewport, Standard | 303905
Connection type
ISO-F
Nominal diameter
100
Leak rate
< 0.75E-9 Torr ∙ l/s
Max. operating temperature
302 °F
View diameter
4.016 ″
Window material
Fused silica
Transmission range
300-2000 nm
Window mounting
FKM O-Ring
Connection type
ISO-F
Nominal diameter
100
Leak rate
< 1E-9 mbar ∙ l/s
Max. operating temperature
150 °C
View diameter
102 mm
Window material
Fused silica
Transmission range
300-2000 nm
Window mounting
FKM O-Ring
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on request
Borosilicate ISO-K Viewport for wall installation, Standard | 306191
Connection type
ISO-K
Nominal diameter
100
Leak rate
< 0.75E-9 Torr ∙ l/s
Max. operating temperature
302 °F
View diameter
4.016 ″
Window material
Borosilicate
Transmission range
400-2500 nm
Window mounting
FKM O-Ring
Connection type
ISO-K
Nominal diameter
100
Leak rate
< 1E-9 mbar ∙ l/s
Max. operating temperature
150 °C
View diameter
102 mm
Window material
Borosilicate
Transmission range
400-2500 nm
Window mounting
FKM O-Ring
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available
Borosilicate ISO-K Viewport for flange installation, Standard | 301575
Connection type
ISO-K
Nominal diameter
100
Leak rate
< 0.75E-9 Torr ∙ l/s
Max. operating temperature
302 °F
View diameter
4.016 ″
Window material
Borosilicate
Transmission range
400-2500 nm
Window mounting
FKM O-Ring
Connection type
ISO-K
Nominal diameter
100
Leak rate
< 1E-9 mbar ∙ l/s
Max. operating temperature
150 °C
View diameter
102 mm
Window material
Borosilicate
Transmission range
400-2500 nm
Window mounting
FKM O-Ring
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available
Borosilicate KF/ISO Viewport, Standard | 301148
Connection type
ISO-K
Nominal diameter
100
Leak rate
< 0.75E-9 Torr ∙ l/s
Max. operating temperature
302 °F
View diameter
2.48 ″
Window material
Borosilicate
Transmission range
400-2500 nm
Window mounting
Thermally fused
Connection type
ISO-K
Nominal diameter
100
Leak rate
< 1E-9 mbar ∙ l/s
Max. operating temperature
150 °C
View diameter
63 mm
Window material
Borosilicate
Transmission range
400-2500 nm
Window mounting
Thermally fused
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in production
Fused Silica ISO-K Viewport for wall installation, Standard | 312315
Connection type
ISO-K
Nominal diameter
100
Leak rate
< 0.75E-9 Torr ∙ l/s
Max. operating temperature
302 °F
View diameter
4.016 ″
Window material
Fused silica
Transmission range
300-2000 nm
Window mounting
FKM O-Ring
Connection type
ISO-K
Nominal diameter
100
Leak rate
< 1E-9 mbar ∙ l/s
Max. operating temperature
150 °C
View diameter
102 mm
Window material
Fused silica
Transmission range
300-2000 nm
Window mounting
FKM O-Ring
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on request
Fused Silica ISO-K Viewport for flange installation, Standard | 349736
Connection type
ISO-K
Nominal diameter
100
Leak rate
< 0.75E-9 Torr ∙ l/s
Max. operating temperature
302 °F
View diameter
4.016 ″
Window material
Fused silica
Transmission range
300-2000 nm
Window mounting
FKM O-Ring
Connection type
ISO-K
Nominal diameter
100
Leak rate
< 1E-9 mbar ∙ l/s
Max. operating temperature
150 °C
View diameter
102 mm
Window material
Fused silica
Transmission range
300-2000 nm
Window mounting
FKM O-Ring
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available
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We will be happy to advise you on further viewports that are currently not available in our shop.