Special Shape Optics

By using the special fabricating method,CNC grinding, CNC polishing and CNC Profiling machines, Foctek offers the custom-made special shape optics. Lenses, Prism, Windows, etc. any Optical Components can be made at sepcial profile according your requirement

Attribute		Specification
Material		All kinds of high quality optical glass, N-BK7, Fused Silica. etc.
Dimension Tolerance (mm)		±0.15 (General), ±0.05 (High Precision)
Center Deviation (arc seconds)		±1 (General), ±5 (High Precision)
Angle Tolerance		±0.2 deg. (General), ±10 arc sec. (High Precision)
Surface Quality		60/40 (General), 20/10 (High Precision)
N	For Flat Surface	1 (General), 0.2 (High Precision)
	For Spheric Surface	8 (General), 2 (High Precision)
△N	For Flat Surface	0.5 (General), 0.1 (High Precison)
	For Spheric Surface	2 (General), 0.5 (High Precison)

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