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Viewports for Optical Applications

UHV viewports with high optical quality windows and anti-reflective coatings enable a precise and efficient transport of optical signals between vacuum and atmosphere.

VPCF40CAF2-K

UHV extended range viewport, optical, UV/IR | 303148

Connection type

Nominal diameter

View diameter

1.26 ″

Max. operating temperature

248 °F

Window material

Calcium fluoride

Transmission range

160-7000 nm

Surface quality

60 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

View diameter

32 mm

Max. operating temperature

120 °C

Window material

Calcium fluoride

Transmission range

160-7000 nm

Surface quality

60/40 (scratch/dig)

Flatness (at 632,8 nm)

< lambda/4

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available

VPCF40CAF2-L

UHV extended range viewport, optical, UV/IR | 313158

Connection type

Nominal diameter

View diameter

0.886 ″

Max. operating temperature

392 °F

Window material

Calcium fluoride

Transmission range

160-7000 nm

Surface quality

20 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

View diameter

22,5 mm

Max. operating temperature

200 °C

Window material

Calcium fluoride

Transmission range

160-7000 nm

Surface quality

20/10 (scratch/dig)

Flatness (at 632,8 nm)

< lambda/4

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on request

VPCF40CAF2-L-316L

UHV extended range viewport, optical, UV/IR | 348793

Connection type

Nominal diameter

View diameter

0.886 ″

Max. operating temperature

392 °F

Window material

Calcium fluoride

Transmission range

160-7000 nm

Surface quality

20 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

View diameter

22,5 mm

Max. operating temperature

200 °C

Window material

Calcium fluoride

Transmission range

160-7000 nm

Surface quality

20/10 (scratch/dig)

Flatness (at 632,8 nm)

< lambda/4

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available

VPCF40DUVQ-L

UHV fused silica viewport, optical | 406418

Connection type

Nominal diameter

Window material

Fused silica (laser-grade)

View diameter

1.378 ″

Transmission range

250-2000 nm

Surface quality

20 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

Window material

Fused silica (laser-grade)

View diameter

35 mm

Transmission range

250-2000 nm

Surface quality

20/10 (scratch/dig)

Flatness (at 632,8 nm)

< lambda/4

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in production

VPCF40DUVQ-L-316L

UHV fused silica viewport, optical | 347622

Connection type

Nominal diameter

Window material

Fused silica (laser-grade)

View diameter

1.378 ″

Transmission range

250-2000 nm

Surface quality

20 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

Window material

Fused silica (laser-grade)

View diameter

35 mm

Transmission range

250-2000 nm

Surface quality

20/10 (scratch/dig)

Flatness (at 632,8 nm)

< lambda/4

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available

VPCF40DUVQ-L-BBAR2

UHV fused silica viewport, optical, BBAR-coated | 406509

Connection type

Nominal diameter

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

Nominal diameter

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

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on request

VPCF40DUVQ-L-BBAR2-316L

UHV fused silica viewport, optical, BBAR-coated | 350210

Connection type

Nominal diameter

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

Nominal diameter

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

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available

VPCF40DUVQ-L-BBAR3

UHV fused silica viewport, optical, BBAR-coated | 313155

Connection type

Nominal diameter

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

Nominal diameter

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

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on request

VPCF40DUVQ-L-BBAR3-316L

UHV fused silica viewport, optical, BBAR-coated | 350284

Connection type

Nominal diameter

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

Nominal diameter

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

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available

VPCF40DUVQ-L-VAR1550

UHV fused silica viewport, optical, VAR-coated | 343644

Connection type

Nominal diameter

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

Nominal diameter

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

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on request

VPCF40DUVQ-L-VAR355

UHV fused silica viewport, optical, VAR-coated | 410131

Connection type

Nominal diameter

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

Nominal diameter

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

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on request

VPCF40DUVQ-L-VAR532/1064

UHV fused silica viewport, optical, WAR-coated | 367499

Connection type

Nominal diameter

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

Nominal diameter

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

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on request

VPCF40DUVQ-L-VAR780/1064

UHV fused silica viewport, optical, WAR-coated | 352939

Connection type

Nominal diameter

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

Nominal diameter

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

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on request

VPCF40DUVQ-L-VAR808

UHV fused silica viewport, optical, VAR-coated | 332968

Connection type

Nominal diameter

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

Nominal diameter

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

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on request

VPCF40EUVQ-L

UHV fused silica viewport, optical | 406761

Connection type

Nominal diameter

Window material

Fused silica (EUV laser-grade)

View diameter

1.378 ″

Transmission range

190-2000 nm

Surface quality

20 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

Window material

Fused silica (EUV laser-grade)

View diameter

35 mm

Transmission range

190-2000 nm

Surface quality

20/10 (scratch/dig)

Flatness (at 632,8 nm)

< lambda/4

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VPCF40EUVQ-L-BBAR1

UHV fused silica viewport, optical, BBAR-coated | 406946

Connection type

Nominal diameter

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

Nominal diameter

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

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on request

VPCF40EUVQ-L-VAR1

UHV fused silica viewport, optical, VAR-coated | 322160

Connection type

Nominal diameter

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

Nominal diameter

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

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available

VPCF40EUVQ-L-VAR2

UHV fused silica viewport, optical, VAR-coated | 409652

Connection type

Nominal diameter

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

Nominal diameter

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

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on request

VPCF40QZCUT-L

UHV extended range viewport, optical, UV/IR | 406461

Connection type

Nominal diameter

View diameter

0.886 ″

Max. operating temperature

392 °F

Window material

Crystal quartz, z-cut

Transmission range

150-3500+50-1000 nm

Surface quality

40 scratch/dig

Flatness (at 632,8 nm)

< 1 lambda

Connection type

Nominal diameter

View diameter

22,5 mm

Max. operating temperature

200 °C

Window material

Crystal quartz, z-cut

Transmission range

150-3500+50-1000 nm

Surface quality

40/20 (scratch/dig)

Flatness (at 632,8 nm)

< 1 lambda

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on request

VPCF40QZCUT-L-316L

UHV extended range viewport, optical, UV/IR | 348794

Connection type

Nominal diameter

View diameter

0.886 ″

Max. operating temperature

392 °F

Window material

Crystal quartz, z-cut

Transmission range

150-3500+50-1000 nm

Surface quality

40 scratch/dig

Flatness (at 632,8 nm)

< 1 lambda

Connection type

Nominal diameter

View diameter

22,5 mm

Max. operating temperature

200 °C

Window material

Crystal quartz, z-cut

Transmission range

150-3500+50-1000 nm

Surface quality

40/20 (scratch/dig)

Flatness (at 632,8 nm)

< 1 lambda

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available

VPCF40UVS-L

UHV extended range viewport, optical, UV/IR | 406726

Connection type

Nominal diameter

View diameter

0.925 ″

Max. operating temperature

842 °F

Window material

Sapphire (UV-grade)

Transmission range

250-5000 nm

Surface quality

50 scratch/dig

Flatness (at 632,8 nm)

< 8 lambda

Connection type

Nominal diameter

View diameter

23,5 mm

Max. operating temperature

450 °C

Window material

Sapphire (UV-grade)

Transmission range

250-5000 nm

Surface quality

50/20 (scratch/dig)

Flatness (at 632,8 nm)

< 8 lambda

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available

VPCF40ZNSE-L

UHV extended range viewport, optical, IR | 313156

Connection type

Nominal diameter

View diameter

0.886 ″

Max. operating temperature

392 °F

Window material

Zinc selenide

Transmission range

600-15000 nm

Surface quality

40 scratch/dig

Flatness (at 632,8 nm)

< 1 lambda

Connection type

Nominal diameter

View diameter

22,5 mm

Max. operating temperature

200 °C

Window material

Zinc selenide

Transmission range

600-15000 nm

Surface quality

40/20 (scratch/dig)

Flatness (at 632,8 nm)

< 1 lambda

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VPCF40ZNSE-L-BBAR4

UHV extended range viewport, optical, IR | 408527

Connection type

Nominal diameter

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

Nominal diameter

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

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on request

Viewports for Optical Applications

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