Customization: | Available |
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After-sales Service: | Available |
Warranty: | Available |
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material | BK7 or other material |
length tolerance | +/-0.01 |
width tolerance | +/-0.01 |
center thickness tolerance | 0.005mm |
surface quality | 80-50 to 10-5 |
suface flatnedd | <lambda to lambda/20 |
parallelism | <=1min--2sec |
clear aperture | 80%--100% |