Aspheric plano concave lens with mirror treatmentAsphere meniscus description
Cut aspherical meniscus lens – HUD diffuser in H-ZK3.
A meniscus is a Convex-concave lens with relative thin center thickness.
Aspherical meniscus manufacturing
Different method of manufacturing asphere are :
Material
Optical glass CDGM H-ZK3 with AR coating.
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