联系人 Ms. Rachel
Wujin District, Changzhou, Jiangsu
ZnSe aspheric lenses are designed to be diffraction limited. They
usually achieve a smaller spot size than both the plano-convex and
positive meniscus lens. This provides the highest power density at
the lens workpiece with equivalent focal length.
| Specifications | |||||||||||||||||||||||
| Material | ZnSe Laser Grade C.V.D. type | ||||||||||||||||||||||
| Diameter Tolerances | +.**0", -.**5" | ||||||||||||||||||||||
| Thickness Tolerances | ±.**0" | ||||||||||||||||||||||
| Surface Figure | < λ/*@********************> | ||||||||||||||||||||||
| ETV | < .***5" | ||||||||||||||||||||||
| Focal Length Tolerance | ±1.0% | ||||||||||||||||||||||
| Clear Aperture | >*0% | ||||||||||||||||||||||
| Surface Quality | < *0/*0 scratch-dig Laser Finish | ||||||||||||||||||||||
| Coating |
AR/AR>*9%
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