Point d'origine
Shaanxi, China
Support personnalisé
OEM, ODM
Product name
Positive Cylindrical Lens
Material
BK7,H-K9L,UV Grade Fused Silica, SF14 glass ect
Focal length
±5mm -±1000mm±1%
Top circle
5mm - 200mm±0.1mm
Center thickness tolerance
±0.05mm
Centering error of lenses
≤ 3min
Surface Accuracy
lambda/4@
Surface quality
40/20-60/40
Focal Length Tolerance
Customized