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General Specification
Substrate : BK7
Size Tolerance : +0.0mm, -0.1mm
Thickness : 6.4 mm
Surface Flatness : l/4 @633nm
Thickness Tolerance : +/-0.05mm
Surface Quality :40-20
Clear Aperture : > 85%
Angle of Incident : 0 - 45 degree
Reflectance : > 99.0%
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