Ø9mm Lenses, EFL. 12 ~ 20mm
Ø9mm Lenses, EFL. 12 ~ 20mm
Product name : Ø9mm Lenses, EFL. 12 ~ 20mm
Description :
Specification
Material | N-BK7 |
Design Wavelength | 632.8nm |
Focal Length Tolerance | ±1% |
Diameter Tolerance | +0.0/-0.1mm |
Thickness Tolerance | ±0.1mm |
Surface Accuracy | λ/4@632.8nm |
Surface Quality | 40-20 |
Centration | <3 arc min |
Clear Aperture | >90% |
Bevelling | <0.2x45∘ |
AR Coating | 650nm ~ 1050nm |