English
Metric
My Cart

Viewports

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

Learn more
UHV fused silica viewport, optical | 406418
Connection type
CF
Nominal diameter
40
Max. operating temperature
392 °F
View diameter
1.378 ″
Window material
Fused silica (laser-grade)
Transmission range
250-2000 nm
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Max. operating temperature
200 °C
View diameter
35 mm
Window material
Fused silica (laser-grade)
Transmission range
250-2000 nm
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
available
UHV fused silica viewport, optical, BBAR-coated | 406509
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 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
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 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
Please login to see prices.
on request
UHV fused silica viewport, optical, BBAR-coated | 350210
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 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
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 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
Please login to see prices.
available
UHV fused silica viewport, optical, BBAR-coated | 313155
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 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
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 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
Please login to see prices.
on request
UHV fused silica viewport, optical, BBAR-coated | 350284
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 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
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 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
Please login to see prices.
available
UHV fused silica viewport, optical, non-magnetic | 347918
Connection type
CF
Nominal diameter
40
Flange material
Stainless steel 316LN-ESR
Max. operating temperature
392 °F
Window material
Fused silica (laser-grade)
View diameter
1.378 ″
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Flange material
Stainless steel 316LN-ESR
Max. operating temperature
200 °C
Window material
Fused silica (laser-grade)
View diameter
35 mm
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
available
UHV fused silica viewport, optical, VAR-coated | 343644
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
1550 nm
Reflectivity per surface
R < 0,25%
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
1550 nm
Reflectivity per surface
R < 0,25%
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
on request
UHV fused silica viewport, optical, VAR-coated | 410131
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
355nm
Reflectivity per surface
R < 0,25%
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
355nm
Reflectivity per surface
R < 0,25%
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
in production
UHV fused silica viewport, optical, WAR-coated | 367499
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
532/1064 nm
Reflectivity per surface
R < 0,25%
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
532/1064 nm
Reflectivity per surface
R < 0,25%
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
on request
UHV fused silica viewport, optical, WAR-coated | 352939
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
780/1064 nm
Reflectivity per surface
R < 0,25%
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
780/1064 nm
Reflectivity per surface
R < 0,25%
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
on request
UHV fused silica viewport, optical, VAR-coated | 332968
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
808 nm
Reflectivity per surface
R < 0,25%
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Window material
Fused silica (laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
808 nm
Reflectivity per surface
R < 0,25%
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
on request
UHV fused silica viewport, optical | 406761
Connection type
CF
Nominal diameter
40
Max. operating temperature
392 °F
View diameter
1.378 ″
Window material
Fused silica (EUV laser-grade)
Transmission range
190-2000 nm
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Max. operating temperature
200 °C
View diameter
35 mm
Window material
Fused silica (EUV laser-grade)
Transmission range
190-2000 nm
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
UHV fused silica viewport, optical, BBAR-coated | 406946
Connection type
CF
Nominal diameter
40
Window material
Fused silica (EUV laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
225-450 nm
Reflectivity per surface
Ravg < 1,5%
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Window material
Fused silica (EUV laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
225-450 nm
Reflectivity per surface
Ravg < 1,5%
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
on request
UHV fused silica viewport, optical, VAR-coated | 322160
Connection type
CF
Nominal diameter
40
Window material
Fused silica (EUV laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
193 nm
Reflectivity per surface
R < 0,25%
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Window material
Fused silica (EUV laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
193 nm
Reflectivity per surface
R < 0,25%
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
available
UHV fused silica viewport, optical, VAR-coated | 409652
Connection type
CF
Nominal diameter
40
Window material
Fused silica (EUV laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
248 nm
Reflectivity per surface
R < 0,25%
Surface quality
20 scratch/dig
Flatness (at 632,8 nm)
< lambda/4
Connection type
CF
Nominal diameter
40
Window material
Fused silica (EUV laser-grade)
Coated diameter
> 27 mm
Coating wavelength(s)
248 nm
Reflectivity per surface
R < 0,25%
Surface quality
20/10 (scratch/dig)
Flatness (at 632,8 nm)
< lambda/4
Please login to see prices.
on request
UHV extended range viewport, optical, UV/IR | 406461
Connection type
CF
Nominal diameter
40
Window material
Crystal quartz, z-cut
Window mounting
Metal seal
View diameter
0.886 ″
Transmission range
150-3500+50-1000 nm
Surface quality
40 scratch/dig
Flatness (at 632,8 nm)
< 1 lambda
Connection type
CF
Nominal diameter
40
Window material
Crystal quartz, z-cut
Window mounting
Metal seal
View diameter
22,5 mm
Transmission range
150-3500+50-1000 nm
Surface quality
40/20 (scratch/dig)
Flatness (at 632,8 nm)
< 1 lambda
Please login to see prices.
on request
UHV extended range viewport, optical, UV/IR | 348794
Connection type
CF
Nominal diameter
40
Window material
Crystal quartz, z-cut
Window mounting
Metal seal
View diameter
0.886 ″
Transmission range
150-3500+50-1000 nm
Surface quality
40 scratch/dig
Flatness (at 632,8 nm)
< 1 lambda
Connection type
CF
Nominal diameter
40
Window material
Crystal quartz, z-cut
Window mounting
Metal seal
View diameter
22,5 mm
Transmission range
150-3500+50-1000 nm
Surface quality
40/20 (scratch/dig)
Flatness (at 632,8 nm)
< 1 lambda
Please login to see prices.
available
UHV fused silica viewport, standard | 406130
Connection type
CF
Nominal diameter
40
Leak rate
< 0.75E-10 Torr ∙ l/s
Max. operating temperature
392 °F
View diameter
1.378 ″
Window material
Fused silica (UV-grade)
Transmission range
250-2000 nm
Window mounting
Brazed
Connection type
CF
Nominal diameter
40
Leak rate
< 1E-10 mbar ∙ l/s
Max. operating temperature
200 °C
View diameter
35 mm
Window material
Fused silica (UV-grade)
Transmission range
250-2000 nm
Window mounting
Brazed
Please login to see prices.
in production
UHV fused silica viewport, non-magnetic | 347641
Connection type
CF
Nominal diameter
40
Flange material
Stainless steel 316LN-ESR
Max. operating temperature
392 °F
View diameter
1.378 ″
Window material
Fused silica (UV-grade)
Transmission range
250-2000 nm
Connection type
CF
Nominal diameter
40
Flange material
Stainless steel 316LN-ESR
Max. operating temperature
200 °C
View diameter
35 mm
Window material
Fused silica (UV-grade)
Transmission range
250-2000 nm
Please login to see prices.
available
UHV extended range viewport, optical, UV/IR | 406726
Connection type
CF
Nominal diameter
40
Window material
Sapphire (UV-grade)
Max. operating temperature
842 °F
View diameter
0.925 ″
Transmission range
250-5000 nm
Surface quality
50 scratch/dig
Flatness (at 632,8 nm)
< 8 lambda
Connection type
CF
Nominal diameter
40
Window material
Sapphire (UV-grade)
Max. operating temperature
450 °C
View diameter
23,5 mm
Transmission range
250-5000 nm
Surface quality
50/20 (scratch/dig)
Flatness (at 632,8 nm)
< 8 lambda
Please login to see prices.
available
UHV extended range viewport, optical, IR | 332147
Connection type
CF
Nominal diameter
40
Max. operating temperature
248 °F
View diameter
1.26 ″
Window material
Zinc selenide
Transmission range
600-15000 nm
Surface quality
60 scratch/dig
Flatness (at 632,8 nm)
<2lambda
Connection type
CF
Nominal diameter
40
Max. operating temperature
120 °C
View diameter
32 mm
Window material
Zinc selenide
Transmission range
600-15000 nm
Surface quality
60/40 (scratch/dig)
Flatness (at 632,8 nm)
<2lambda
Please login to see prices.
on request
UHV extended range viewport, optical, UV/IR, non-magnetic | 303184
Connection type
CF
Nominal diameter
40
Flange material
Stainless steel 316LN
Max. operating temperature
248 °F
Window material
Zinc selenide
View diameter
1.26 ″
Transmission range
600-15000 nm
Surface quality
60 scratch/dig
Connection type
CF
Nominal diameter
40
Flange material
Stainless steel 316LN
Max. operating temperature
120 °C
Window material
Zinc selenide
View diameter
32 mm
Transmission range
600-15000 nm
Surface quality
60/40 (scratch/dig)
Please login to see prices.
on request
UHV extended range viewport, optical, IR | 313156
Connection type
CF
Nominal diameter
40
Max. operating temperature
392 °F
View diameter
0.886 ″
Window material
Zinc selenide
Transmission range
600-15000 nm
Surface quality
40 scratch/dig
Flatness (at 632,8 nm)
< 1 lambda
Connection type
CF
Nominal diameter
40
Max. operating temperature
200 °C
View diameter
22,5 mm
Window material
Zinc selenide
Transmission range
600-15000 nm
Surface quality
40/20 (scratch/dig)
Flatness (at 632,8 nm)
< 1 lambda
Please login to see prices.
UHV extended range viewport, optical, IR | 408527
Connection type
CF
Nominal diameter
40
View diameter
0.886 ″
Max. operating temperature
392 °F
Window material
Zinc selenide
Coating type
Broadband BBAR
Coating wavelength(s)
8000-12000 nm
Flatness (at 632,8 nm)
< 1 lambda
Connection type
CF
Nominal diameter
40
View diameter
22,5 mm
Max. operating temperature
200 °C
Window material
Zinc selenide
Coating type
Broadband BBAR
Coating wavelength(s)
8000-12000 nm
Flatness (at 632,8 nm)
< 1 lambda
Please login to see prices.
on request
You have not found a suitable product for your application?

We will be happy to advise you on further viewports that are currently not available in our shop.