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Standard KF/ISO Borosilicate

Standard KF/ISO viewports with borosilicate windows are optimal for observing and illuminating processes in rough, fine and high vacuum with their large free view diameter and transparency over the whole visible spectrum.

VPISOF100B-E

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

VPISOF160B-E

Borosilicate ISO-F Viewport, Standard | 349731

Connection type

ISO-F

Nominal diameter

160

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

6.024 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

ISO-F

Nominal diameter

160

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

153 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

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VPISOF200B-E

Borosilicate ISO-F Viewport, Standard | 305683

Connection type

ISO-F

Nominal diameter

200

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

7.874 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

ISO-F

Nominal diameter

200

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

200 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPISOF63B-E

Borosilicate ISO-F Viewport, Standard | 301570

Connection type

ISO-F

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

2.756 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

ISO-F

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

70 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPISOK100B-E

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

VPISOK100B-E-Z

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

VPISOK100B-L

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

VPISOK160B-E

Borosilicate ISO-K Viewport for wall installation, Standard | 307909

Connection type

ISO-K

Nominal diameter

160

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

6.024 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

ISO-K

Nominal diameter

160

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

153 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPISOK160B-E-Z

Borosilicate ISO-K Viewport for flange installation, Standard | 301580

Connection type

ISO-K

Nominal diameter

160

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

6.024 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

ISO-K

Nominal diameter

160

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

153 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPISOK160B-L

Borosilicate KF/ISO Viewport, Standard | 301243

Connection type

ISO-K

Nominal diameter

160

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

3.543 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

Connection type

ISO-K

Nominal diameter

160

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

90 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

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available

VPISOK200B-E

Borosilicate ISO-K Viewport for wall installation, Standard | 314557

Connection type

ISO-K

Nominal diameter

200

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

7.874 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

ISO-K

Nominal diameter

200

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

200 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPISOK200B-E-Z

Borosilicate ISO-K Viewport for flange installation, Standard | 349728

Connection type

ISO-K

Nominal diameter

200

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

7.874 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

ISO-K

Nominal diameter

200

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

200 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPISOK63B-E

Borosilicate ISO-K Viewport for wall installation, Standard | 306194

Connection type

ISO-K

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

2.756 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

ISO-K

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

70 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPISOK63B-E-Z

Borosilicate ISO-K Viewport for flange installation, Standard | 301584

Connection type

ISO-K

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

2.756 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

ISO-K

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

70 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPISOK63B-L

Borosilicate KF/ISO Viewport, Standard | 301495

Connection type

ISO-K

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

1.929 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

Connection type

ISO-K

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

49 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

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available

VPKF16B-L

Borosilicate KF/ISO Viewport, Standard | 302251

Connection type

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

0.63 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

Connection type

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

16 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

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in production

VPKF25B-L

Borosilicate KF/ISO Viewport, Standard | 302252

Connection type

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

0.63 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

Connection type

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

16 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

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available

VPKF40B-E

Borosilicate KF Viewport for wall installation, Standard | 321088

Connection type

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

1.575 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

40 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPKF40B-E-Z

Borosilicate KF Viewport for flange installation, Standard | 349725

Connection type

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

1.575 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

40 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPKF40B-L

Borosilicate KF/ISO Viewport, Standard | 302253

Connection type

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

1.26 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

Connection type

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

32 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

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in production

VPKF50B-E

Borosilicate KF Viewport for wall installation, Standard | 318382

Connection type

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

1.969 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

50 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPKF50B-E-Z

Borosilicate KF Viewport for flange installation, Standard | 302261

Connection type

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

1.969 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

Connection type

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

50 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

FKM O-Ring

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available

VPKF50B-L

Borosilicate KF/ISO Viewport, Standard | 302259

Connection type

Nominal diameter

Leak rate

< 0.75E-9 Torr ∙ l/s

Max. operating temperature

302 °F

View diameter

1.26 ″

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

Connection type

Nominal diameter

Leak rate

< 1E-9 mbar ∙ l/s

Max. operating temperature

150 °C

View diameter

32 mm

Window material

Borosilicate

Transmission range

400-2500 nm

Window mounting

Thermally fused

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available

Standard KF/ISO Borosilicate

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