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Borofloat Windows

 

Specifications:

Diameter (Φmm)8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0
Thickness (mm)1.0~50.0
Diameter Tolerance (mm)+0.0/-0.2 (General), +0.0/-0.02 (High Precision)
Thickness Tolerance (mm)±0.2 (General),±0.005 (High Precision)
Clear Aperture>80% (Small Size), >95% (Large Size)
Parallelism3 min. (General), 3 sec. (High Precision)
Surface Quality: Scratch/Dig60/40 (General), 10/5 (High Precision)
Flatness (per 25mm@633nm)λ/2(General), λ/10 (High Precision)
Bevel (face width x 450)<0.25mm
CoatingUpon customer’s request