After-sales Service: | After-Sale Service |
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Warranty: | 12 |
Usage: | Lighting, Optical |
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Material: | JGS1 glass |
Clear Aperture: | >90% |
Focal Length: | 2mm-10000mm+/-0.3% |
Size: | 0.5-600mm+/-0.02mm |
Length: | 1mm to 300mm |
Centration: | 30'' |
Irregularity | :lambda/4 |
Surface Quality: | 80-50,60-40,40-20,20-10,10-5 |
Radius tolerance | +/-0.3% |