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U ka khetha index e nepahetseng ea refractive ea lense joang?
Ha u khetha lense, ho tla ba le 1.56, 1.61, 1.67, 1.74 le litekanyetso tse ling tseo u ka li khethang, boleng bona bo bua ka index ea refractive ea lense.Ha lense e le holimo, lense e ba tšesaane, 'me lense e ba thata le ho feta.Ehlile, ha ref...Bala haholoanyane -
Selelekela le Molao-motheo oa lilense tsa Photochromic
Ho Fetoha Mebala e Mamelang Letsatsi Lilense tsa Photochromic tsa Photochromic li hlahisoa ka ho kopanya mebala ea photochromic le lense monomer ebe li e enta ka har'a hlobo.Photochromic pigment ke phofo e khethehileng e etselitsoeng ho fetola 'mala ha e pepeselitsoe mohloling oa leseli la UV, empa e sebetsa hantle ho tataisa ...Bala haholoanyane -
IMAX, DOLBY… Phapano ke efe
IMAX Ha se IMAX kaofela e leng "IMAX LASER", IMAX Digital VS Laser IMAX e na le ts'ebetso ea eona ho tloha ho nkuoa filimi ho ea ho skrini, e tiisang boemo bo phahameng ka ho fetisisa ba ho shebella.IMAX e na le theknoloji e ncha, li-skrini tse kholoanyane, maemo a phahameng a molumo, le mefuta e mengata ea mebala."Standard IMAX" e...Bala haholoanyane -
Lisebelisoa tsa lense, ho utloisisa hore na hobaneng lilense tsa hau li le tenya kapa li le tšesaane
Lilense tsa khalase.Matsatsing a pele a ho lokisa pono, lilense tsohle tsa khalase ea mahlo li ne li entsoe ka khalase.Ntho e ka sehloohong ea lilense tsa khalase ke khalase ea optical.Lenane la refractive le phahame ho feta la lense ea resin, kahoo lense ea khalase e tšesaane ho feta lense ea resin ka matla a tšoanang.Lenane la refractive la lense ea khalase...Bala haholoanyane -
China International Optics Fair - Beijing e reriloe bakeng sa 2022-09-14 ho isa 2022-09-16
The International Optical Industry Exhibition for China e qalile Shanghai ka 1985. Ka 1987, pontšo e ile ea fallisetsoa Beijing, e tiisitsoe ke Lekala la Likamano tsa Moruo le Khoebo ea Kantle ho Naha (eo hona joale e leng Lekala la Khoebo) e le pontšo ea molao ea machaba ea mahlo bakeng sa naha.Joalo ka ha optical ind...Bala haholoanyane -
Ke mofuta ofe oa lense oa lengolo la ngaka o u loketseng?
Lense ea Pono e le 'Ngoe VS.Bifocal VS.Lilense tsa pono tse tsoelang pele li fana ka tokiso e le 'ngoe ea optical.Sena se bolela hore li aba tsepamiso ka ho lekana holim'a lense eohle, ho fapana le ho arola tsepamiso lipakeng tsa halofo e kaholimo le e tlase, joalo ka ha ho le joalo ka li-bifocals.Motho a le mong ...Bala haholoanyane
