daim ntawv teev npe

cov khoom

  • 1.71 Xiav Txiav Tig Photochromic Grey HMC Optical lenses

    1.71 Xiav Txiav Tig Photochromic Grey HMC Optical lenses

    Qhov zoo ntawm cov substrate txiav txim siab qhov ruaj khov ntawm lub lens thiab qhov kev ntseeg siab ntawm cov txheej. Cov substrate zoo meej thiab ci, siv sijhawm ntev thiab tsis yooj yim rau daj; Thiab qee cov lens tsis siv ntev rau ntawm cov daj, lossis txawm tias txheej tawm. Lub lens zoo tsis muaj khawb, khawb, nto plaub, pitting, lub lens oblique kom tau raws li lub teeb pom kev zoo, qhov tiav yog siab heev. Tsis muaj qhov chaw, pob zeb, kab txaij, npuas, tawg hauv lub lens, thiab lub teeb ci.

    Qhov siab dua ntawm qhov refractive index, qhov nyias dua lub lens, thiab qhov siab dua tus nqi.