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Optical Flats PRODUCTS >> Optical Flats
Single Side Optical Flat

For single surface optical flats, we use clear optical Fused Silica as the material, with very low thermal expansion, high durable and resistance to abrasion. It will be easier to store the parts and long term using. Surface flatness from L/4 to L/20 available.
PHYO OPTICS can still apply metallic mirror coating on the surface as requested.
Logo or part number engraving on edge still available.

MaterialFused Silica, N-BK7, H-K9L, Corning HPFS
Diameter RangeUp to 400mm
Diameter Tolerance+0.1/-0.1
Thickness/ToleranceUp to 50mm +/-0.1
PolishingSingle Side High Precision, Other side commercial, edge fine grind
FlatnessUp to L/20 ( L/4, L/6, L/10 still available)
Surface quality60-40
ChamferProtection Chamfer
Clear Aperture95%
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