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We produce camera lenses, its surface irregularity can achieve 1/20 lambda at the range of 150mm .
It is widely used to lens of optical instrument system and image system.
We can meet your demand for your OEM requirements and we have our own trading right .
Diameter (mm) min : 5 max : 500
Focal length : (111%) f'
Error of center: min 1' max 3'
Uniformity: (0.05~0.5) lambda
surface quality: 10/5~80/50