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Windows
Your Current Location 首页 > Products > Plane Precision Optical Components > Windows

Window

Windows are widely used on optical system.there can be extreme differences of temperature,pressure,humidity and mechanical and thermal properties of windows.The optical,mechanical and thermal properties of windows must be considered according to the intended use.we offer arange of optical quality windows including BK7windows,FusedSilica windows,CaF2 windows,Sapphire windows,etc.BK7 Windows


Diameter Tolerance:

±0.1mm


Thickness Tolerance:

±0.2mm

Clear Aperture:

>85%

Parallelism:

1’(Standard),10’’( High Precision)

Surface Quality:

60/40(Standard), 10/5( High Precision)

Wavefront Distortion:

λ(Standard)λ/10( High Precision)per25mm

Bevel:

<0.52mm*45°

Coating:

Uncoated


 

 

Standard Precision

High Precision

Part No.        Φ(mm)        T(mm)

Part No.          Φ(mm)           T(mm)

BKW-101       10.0            3.0

BKW-201         10.0              6.0

BKW-102       12.7            3.0

BKW-202         12.7              6.0

BKW-103       15.0            3.0

BKW-203         15.0              6.0

BKW-104       25.4            3.0

BKW-204         25.4              6.35

BKW-105       50.8            3.0

BKW-205         50.8              10.0

 

 

Fused Silica Windows

 

Diameter Tolerance

0.0,0.1mm

Thickness Tolerance

±0.2mm

Clear Aperture

>85

Parallelism

1’(Standard),10’’(High Precision)

Surface Quality

60/40(Standard),20/10(High Precision)

Wavefront Distortion

λ(Standard),/ λ/10(High Precision)per25mm

Bevel

<0.25mm×45°

Coating

Uncoated

 

 

 

Standard Precision                             High Precision

Part No.     Φ(mm)       T(mm)

Part No.        Φ(mm)       T(mm)

FSW-101       10.0          3.0

FSW-201         10.0          6.0

FSW-102       12.7          3.0

FSW-202         12.7          6.0

FSW-103       15.0          3.0

FSW-203         15.0          6.0

FSW-104       25.4          3.0

FSW-204         25.4         6.35

FSW-105       50.8          3.0

FSW-205         50.8         10.0

 

CaF2 Windows

 

Diameter Tolerance

0.0,0.1mm

Thickness Tolerance

±0.2mm

Clear Aperture

>85

Parallelism

1arc minute

Surface Quality

80/50 scratch and dig

Wavefront Distortion

λper25mm

Bevel

<0.25mm×45°

Coating

Uncoated

Part No.        Φ(mm)        T(mm)

CFW-101        10.0            0.5

CFW-102        12.7            2.0

CFW-103        25.4            3.0

CFW-104        38.0            5.0

CFW-105        50.8            5.0


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