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Tianhe District,Guangzhou,Guangdong,China China
联系人 xiong trina
办公地址 Tianhe District, Guangzhou, Guangdong
Material: polycarbonate (PC) Design: Aspherical Refractive index: 1.586 Abbe: 31 Reflective index: 98% UV:100% Thickness: 2mm-3mm The diameter
material: polycarbonate refrective index: 1.586 abbe:32 density:1.20g/cm3 UV:100% Brand:handea
Free-focusing lens is the new product of Handea Optic. It mainly used for students , office white-collar, and the older who is the presbyopiar
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