Ø50.8mm Lenses, EFL. 60 ~ 1000mm

 Ø50.8mm Lenses, EFL. 60 ~ 1000mm

產品名稱 : Ø50.8mm Lenses, EFL. 60 ~ 1000mm
產品說明 :

產品規格
Material UV Grade Fused Silica
Design Wavelength 587.6nm
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
Coating UV AR Coating 290nm ~ 370nm