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1.56 Semi Finished Progressive photo grey Optical Lenses
Refractive index yelenzi yakakwira, malenzi matete, density yakakura, kuomarara uye zviri nani, zvakasiyana, refractive index yakaderera, lenzi yakakora, density idiki, kuomarara kwakadererawo, general hardness yegirazi, saka refractive index inowanzo kuve pa1.7, uye resin film hardness yakaderera, refractive index yakaderera, refractive index yakaderera, resin piece iri pamusika pari zvino ndiyo refractive index yakajairika ye1.499 kana zvakadaro, Iri nani zvishoma ndiyo ultra-thin version, ine refractive index yeinenge 1.56 uye ndiyo inoshandiswawo zvakanyanya.
