Note: Your account is currently under review. Please note that it may take up to 3 business days to fully link your account and display customized prices. After successful verification, this message will disappear.

Viewports

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

Learn more

KF40VR-VP

Replacement O-ring for standard KF-viewports, DN40 | 380670

Connection type

Nominal diameter

Gasket material

FKM

Max. operating temperature

302 °F

Inner diameter

1.654 ″

Width

0.197 ″

Connection type

Nominal diameter

Gasket material

FKM

Max. operating temperature

150 °C

Inner diameter

42 mm

Width

5 mm

Please login to see prices.

available

LGH-40-316

Radiation protection caps | 306220

Nominal diameter

Connection type

Window material

Lead glass

View diameter

1.417 ″

Window thickness

0.236 ″

Flange material

Stainless steel 316L

Nominal diameter

Connection type

Window material

Lead glass

View diameter

36 mm

Window thickness

6 mm

Flange material

Stainless steel 316L

Please login to see prices.

available

VPCF40B-K-1ALU

AluVaC® Optics, UHV, non-magnetic | 350952

Connection type

Nominal diameter

Flange material

Aluminum

Max. operating temperature

248 °F

Window material

Borosilicate

View diameter

1.417 ″

Window mounting

UHV-suitably bonded

Leak rate

< 0.75E-10 Torr ∙ l/s

Connection type

Nominal diameter

Flange material

Aluminum

Max. operating temperature

120 °C

Window material

Borosilicate

View diameter

36 mm

Window mounting

UHV-suitably bonded

Leak rate

< 1E-10 mbar ∙ l/s

Please login to see prices.

available

VPCF40B-L

UHV borosilicate viewport, standard | 303142

Connection type

Nominal diameter

Leak rate

< 0.75E-10 Torr ∙ l/s

Max. operating temperature

662 °F

View diameter

1.496 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

Connection type

Nominal diameter

Leak rate

< 1E-10 mbar ∙ l/s

Max. operating temperature

350 °C

View diameter

38 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

Please login to see prices.

available

VPCF40B-L-ITO

UHV borosilicate viewport, ITO-coated | 408320

Connection type

Nominal diameter

Leak rate

< 0.75E-10 Torr ∙ l/s

Max. operating temperature

662 °F

Window material

Borosilicate

Transmission range

400-2500 nm

View diameter

1.26 ″

Coating type

ITO

Connection type

Nominal diameter

Leak rate

< 1E-10 mbar ∙ l/s

Max. operating temperature

350 °C

Window material

Borosilicate

Transmission range

400-2500 nm

View diameter

32 mm

Coating type

ITO

Please login to see prices.

available

VPCF40CAF2-K

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

Connection type

Nominal diameter

Window material

Calcium fluoride

Window mounting

UHV-suitably bonded

View diameter

1.26 ″

Transmission range

160-7000 nm

Surface quality

60 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

Window material

Calcium fluoride

Window mounting

UHV-suitably bonded

View diameter

32 mm

Transmission range

160-7000 nm

Surface quality

60/40 (scratch/dig)

Flatness (at 632,8 nm)

< lambda/4

Please login to see prices.

available

VPCF40CAF2-L

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

Connection type

Nominal diameter

Window material

Calcium fluoride

Window mounting

Metal seal

View diameter

0.886 ″

Transmission range

160-7000 nm

Surface quality

20 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

Window material

Calcium fluoride

Window mounting

Metal seal

View diameter

22,5 mm

Transmission range

160-7000 nm

Surface quality

20/10 (scratch/dig)

Flatness (at 632,8 nm)

< lambda/4

Please login to see prices.

on request

VPCF40CAF2-L-316L

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

Connection type

Nominal diameter

Window material

Calcium fluoride

Window mounting

Metal seal

View diameter

0.886 ″

Transmission range

160-7000 nm

Surface quality

20 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

Window material

Calcium fluoride

Window mounting

Metal seal

View diameter

22,5 mm

Transmission range

160-7000 nm

Surface quality

20/10 (scratch/dig)

Flatness (at 632,8 nm)

< lambda/4

Please login to see prices.

available

VPCF40CAF2-L-NM

UHV extended range viewport, optical, UV/IR, non-magnetic | 331682

Connection type

Nominal diameter

Window material

Calcium fluoride

Window mounting

Metal seal

View diameter

0.886 ″

Transmission range

160-7000 nm

Surface quality

20 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

Window material

Calcium fluoride

Window mounting

Metal seal

View diameter

22,5 mm

Transmission range

160-7000 nm

Surface quality

20/10 (scratch/dig)

Flatness (at 632,8 nm)

< lambda/4

Please login to see prices.

on request

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

Please login to see prices.

available

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

Please login to see prices.

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

Please login to see prices.

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

Please login to see prices.

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

Please login to see prices.

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

Please login to see prices.

available

VPCF40DUVQ-L-NM

UHV fused silica viewport, optical, non-magnetic | 347918

Connection type

Nominal diameter

Flange material

Stainless steel 316LN-ESR

Window material

Fused silica (laser-grade)

View diameter

1.378 ″

Surface quality

20 scratch/dig

Flatness (at 632,8 nm)

< lambda/4

Connection type

Nominal diameter

Flange material

Stainless steel 316LN-ESR

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

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

Please login to see prices.

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

Please login to see prices.

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

Please login to see prices.

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

Please login to see prices.

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

Please login to see prices.

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

Please login to see prices.

VPCF40EUVQ-L-316L

UHV fused silica viewport, optical | 347629

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

Please login to see prices.

on request

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

Please login to see prices.

on request

Viewports

Your benefits with a VACOM account: