Igwe anya PC, oghere resin n'ozuzu bụ ihe na-ekpo ọkụ, ya bụ, akụrụngwa bụ mmiri mmiri, na-ekpo ọkụ ka ọ bụrụ oghere siri ike. A na-akpọkwa ibe PC “ibe oghere”, “iberibe oghere”, aha kemịkalụ bụ abụba polycarbonate, bụ ihe thermoplastic. Nke ahụ bụ, akụrụngwa ahụ siri ike, na-ekpo ọkụ mgbe ọ na-akpụzi lenses, ya mere, oghere a ga-ekpo ọkụ mgbe emechara ngwaahịa ahụ ga-emezi, ọ bụghị maka oke iru mmiri na oge okpomọkụ.
Igwefoto PC nwere ike siri ike, anaghị agbajikwa (2cm nwere ike iji maka iko mgbọ), yabụ a na-akpọkwa ya oghere nchekwa. Ike ndọda a kapịrị ọnụ bụ naanị gram 2 kwa cubic centimita, na-eme ka ọ bụrụ ihe kacha dị mfe eji eme lenses ugbu a.