Model: | - |
---|---|
Brand: | kexing |
Origin: | Made In China |
Category: | Electronics & Electricity / Electronic Instrument / Optical Lens & Instrument |
Label: | Hypoid mirror , bitoric lens , hyperboloidal mirror |
Price: |
¥95
/ pc
|
Min. Order: | 2 pc |
Last Online:12 Jun, 2019 |
Single lens with both surfaces are complex surface.Or two surfaces of the lens with composite concentric annular and many focus of complex surfaces,
Material:UV-grade fused silica
Centration:1 arc min
Length tolerance:±0.1mm
Surface quality:60—40scratch and dig
Focus tolerance:±1%