-
Momwe mungasankhire index yolondola ya refractive ya mandala?
Posankha mandala, padzakhala 1.56, 1.61, 1.67, 1.74 ndi mfundo zina zomwe mungasankhe, mtengowu umatanthawuza ndondomeko ya refractive ya mandala.Kukwera kwa refractive index ya disolo, lens imakhala yocheperapo komanso yovuta kwambiri.Zachidziwikire, kuchuluka kwa ref ...Werengani zambiri -
Chiyambi ndi Mfundo Yamagalasi a Photochromic
Kusintha kwa Mtundu Wokhudzidwa ndi Dzuwa Magalasi a Photochromic Pigment amapangidwa posakaniza mitundu ya photochromic pigment ndi mandala a lens monomer kenako ndikuyibaya mu nkhungu.Photochromic pigment ndi ufa wopangidwa mwapadera kuti usinthe mtundu ukayatsidwa ndi gwero la kuwala kwa UV, koma umachita bwino kuwongolera ...Werengani zambiri -
IMAX, DOLBY… Pali kusiyana kotani
IMAX Sikuti onse a IMAX ndi "IMAX LASER", IMAX Digital VS Laser IMAX ili ndi njira yakeyake kuyambira kujambula mpaka kuwonetsetsa, zomwe zimatsimikizira kuwonera kwapamwamba kwambiri.IMAX ili ndi ukadaulo watsopano, zowonera zazikulu, mamvekedwe apamwamba, ndi zosankha zamitundu yambiri."Standard IMAX" ndi ...Werengani zambiri -
Zida zamagalasi, kumvetsetsa chifukwa chake magalasi anu ndi okhuthala kapena owonda
Magalasi agalasi.M'masiku oyambirira a kukonza masomphenya, magalasi onse agalasi amapangidwa ndi galasi.Chinthu chachikulu cha magalasi agalasi ndi galasi la kuwala.Mndandanda wa refractive ndi wapamwamba kuposa utomoni wa lens, kotero lens yagalasi ndi yopyapyala kuposa ma lens a resin mu mphamvu yomweyo.Mndandanda wa refractive wa mandala agalasi...Werengani zambiri -
China International Optics Fair - Beijing ikukonzekera 2022-09-14 mpaka 2022-09-16
Chiwonetsero cha International Optical Industry Exhibition for China chinayamba ku Shanghai mu 1985. Mu 1987, chiwonetserochi chinasamutsidwira ku Beijing, movomerezedwa ndi Unduna wa Zachuma ndi Zamalonda (omwe tsopano ndi Unduna wa Zamalonda) ngati chiwonetsero chovomerezeka chapadziko lonse lapansi chadzikolo.Monga Optical Ind ...Werengani zambiri -
Ndi mtundu uti wa mandala omwe ali wabwino kwa inu?
Magalasi a Single Vision VS.Bifocal VS.Ma lens opitilira patsogolo amodzi amapereka kuwongolera kumodzi kokha.Izi zikutanthawuza kuti amagawanitsa mofanana pa lens lonse, m'malo mogawanitsa pakati pa theka lapamwamba ndi pansi, monga momwe zimakhalira ndi ma bifocals.Sikuti ...Werengani zambiri
