嶄猟井

Optical Quality Sapphire
Windows
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Optical Quality Sapphire Windows

  The China & South Sapphire Windows are designed for more demanding optical applications where image quality and birefringence effects are important.  

Specifications

Material:

Optical Grade single crystal Sapphire

Orientation:

Random

Diameter Tolerance:

Through+/-0.005mm over +/-0.2mm

Thickness Tolerance:

Through+/-0.005mm over +/-0.2mm

Clear Aperture:

Central 90% of Diameter

Parallelism:

>5 arc second

Surface Quality:

80-50,60-40,40-20, 20-10 scratch-dig per MIL-O-13830-A

Flatness:

 1/2 λ per inch @ 0.633µm

 

 

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