-
1.59 PC Progressive Blue Cut HMC Optical lenses
PC oghere n'ozuzu resin anya m na-ekpo ọkụ siri ike ihe, ya bụ, akụrụngwa bụ mmiri mmiri, kpụ ọkụ n'ọnụ na-etolite siri ike anya m. A na-akpọkwa ihe nkiri PC dị ka "ihe nkiri oghere", "ihe nkiri oghere", aha kemịkalụ nke polycarbonate, bụ ihe na-ekpo ọkụ.
Igwefoto PC nwere ike siri ike, anaghị agbajikwa (2cm nwere ike iji maka iko mgbọ), yabụ a na-akpọkwa ya oghere nchekwa. Nnukwu ike ndọda kwa cubic centimita PC lens bụ naanị gram 2, nke bụ ihe kacha dị mfe eji maka lenses ugbu a. Ndị na-emepụta lens PC bụ Esilu na-eduga n'ụwa, uru ya na-egosipụta na ọgwụgwọ aspheric oghere na ọgwụgwọ siri ike.
