Sapphire Windows

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Sapphire window is made from synthetic sapphire and can be made much thinner than BK7 windows.  It is highly durable with a wide transmission range. Sapphire window is best suited for scratch resistance application that requires better transmission over a wide range spectrum.

We are capable to provide wide variety of Sapphire windows include A-plane and R-Plane sapphire windows. 

Main Specifications
  High Precision Standard Precision
Material

Sapphire

Diameter Tolerance

+0/-0.10mm

Thickness Tolerance

0.10mm

Clear Aperture > 85%
Flatness (@633nm) l /4 1 l per 25mm 
Parallelism <30 arc seconds <1 arc minute
Surface Quality (S/D) 40/20 60/40
Bevel 0.25mm x 45
Coating

Available upon request

Standard Products
Part No.
Diameter (mm)
Thickness (mm)

WIN-4101

8.0

0.5

WIN-4102

12.7

1.0

WIN-4103

20.0

2.0
WIN-4104

25.4

1.0

WIN-4105

25.4

2.0

WIN-4106

30.0

2.0

    

    

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