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China
Contact Person Ms. Boxin
BaoXiang Road#6, Nanjing, China, Nanjing, Jiangsu
COMMERCIAL GRADE | FACTORY STANDARD | PRECISION GRADE | |
Diameter Tolerance(mm) | ±0.*5 | ±0.*3 | ±0.***5 |
Center Thickness(mm) | ±0.*1 | ±0.*3 | ±0.**5 |
Radius (%) | ±1% | ±0.5% | ±0.3% |
Focal Length Tolerance (%) | ±3% | ±1% | ±0.5% |
Cosmetic(MIL-C*****0A) | *****0 | ****0 | ***5 |
Figure Tolerance in λ(Pow/irreg) | 3 - 1 | 2 - 1/4 | 1 - 1/*0 |
Centration (Arc min) | 6 | <3 | <1 |
Dia. To Thick Ratio | 9~*0:1 | ||
Coating (T% avg) | ****8% | *9% | *9.5% |
Materials | CDGM, Ohara, Schott & Infrared Materials |
Country: | China |
Model No: | - |
FOB Price: | Get Latest Price |
Place of Origin: | - |
Price for Minimum Order: | - |
Minimum Order Quantity: | - |
Packaging Detail: | - |
Delivery Time: | - |
Supplying Ability: | - |
Payment Type: | - |
Product Group : | - |