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Iilensi zokutshintsha umbala ziya zithandwa kakhulu ngenxa yokuba aziboneleli kuphela ukukhuselwa kwe-UV, kodwa zifanelekile ukugqoka imihla ngemihla.Eyona ngongoma ibalulekileyo kukuhlangabezana neemfuno zamaqela ahlukeneyo abantu, njenge-presbyopia, i-myopia, ukukhanya okucaba njalo njalo.Ngoko, h...Funda ngokugqithisileyo»
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Ukukhethwa kwe-lens kunokuqwalaselwa kwiinkalo ezintathu: izinto eziphathekayo, umsebenzi kunye nesalathisi se-refractive.imathiriyeli Izinto eziqhelekileyo zezi: iilensi zeglasi, iilensi ze-resin kunye ne-PC Iingcebiso: ABANTWANA abasebenzayo, ukusuka kwingqwalasela yokhuseleko, ukhetho olungcono lweelensi ze-resin okanye iilensi zePC...Funda ngokugqithisileyo»
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1, khetha isakhelo esilungileyo Nantsi ukungaqondi kakuhle kwengqondo, ayibizi kakhulu umgangatho wesakhelo ulungile, kwaye ayisiyompahla ilungileyo.Yiba nokuqonda okuthile kwemathiriyeli, iintlobo ngeentlobo zeefreyimu ezinexabiso eliphantsi nazo zinokuthengwa ngomgangatho olungileyo.Ngokuba...Funda ngokugqithisileyo»
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Kubahlobo be-myopic, lonke ixesha usiya kwivenkile yeeglasi ukukhetha isakhelo seglasi yingxaki ebuhlungu kakhulu, kunzima ukukhetha iperi yeeglasi ezifanelekileyo zabo, ukuba namhlanje zifundise indlela yokukhetha iperi yeglasi ezifanelekileyo zabo. isakhelo esakhe.Inyathelo 1: Ch...Funda ngokugqithisileyo»
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Okwangoku, abantu abaninzi bakholelwa ukuba okukhona iiglasi ezibiza kakhulu, kokukhona zibhetele!Ukuqonda le psychology yabathengi, iivenkile zamehlo zihlala zisebenzisa i-refractive index njengendawo yokuthengisa ukunyusa amaxabiso eeglasi ukuze kufumaneke inzuzo ephezulu kwezoqoqosho.Eyona iphezulu...Funda ngokugqithisileyo»
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Xa ukhetha isakhelo seglasi yamehlo, uyazi kuphela ukuba ukhethe isitayile sesakhelo seglasi, kodwa ungayihoyi imathiriyeli yesakhelo seglasi?Kodwa ngokwenene izinto eziphathekayo zesakhelo somfanekiso zibaluleke ngaphezu kwesitayela!Eli nqaku likufundisa umzuzu ukuqonda eyona nto iphambili ...Funda ngokugqithisileyo»
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Izinto zesakhelo zinokwahlulwa zibe titanium, i-Monel alloy, i-aluminium magnesium alloy, insimbi engenasici, i-memory titanium alloy, iplastiki, i-TR90, kunye neplate njalo njalo.1. I-Titanium: yeyona nto iphambili yeefreyimu ezikumgangatho ophezulu kwimarike yesakhelo sesibuko.Sesona isakhelo sikhaphukhaphu,...Funda ngokugqithisileyo»
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Ilensi yokukhanya eluhlaza okwesibhakabhaka, ilensi edayiwe, i-lens etshintsha umbala, ilensi epolarized, ilensi yelanga...... Ilensi ekwimarike inezinto ezininzi, ezahlukeneyo, izinto kunye nomsebenzi ziyahluka, khetha ilensi elungele wena ukuvumela abantu abaninzi benze nzima. .Ingaba ezi lensi zinawuphi umsebenzi?W...Funda ngokugqithisileyo»
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Ngokunyuka kwemfuno yeglasi, isitayile sesakhelo sikwaninzi, isikweri esimnyama sedate, umbala ogqithisiweyo wefreyimu engqukuva, ekhanyayo phnom penh isakhelo esikhulu, kukho zonke iintlobo zemilo eyoyikisayo...... Ke, kukhetho lwe izakhelo, kufuneka sithathele ingqalelo ukuba...Funda ngokugqithisileyo»
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Ngokubhekiselele kwisakhelo somboniso ngokwaso, zizinto ezintathu: umgangatho wemathiriyeli, iinkcukacha zezobugcisa kunye noyilo.Material: ikakhulu yahlulwe ngentsimbi, iplastiki kunye nezinye izinto.Eyona mathiriyeli yesinyithi yi-titanium, i-titanium ecocekileyo, i-titanium B okanye i-titanium alloy.I-Titanium...Funda ngokugqithisileyo»
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Kutheni sinxiba iindondo emva kwexesha siya kuziva singacacanga kwaye siqaqambe xa siqala ukunxiba?Ukongeza kokuguga kwendalo, iilensi ziya kunxitywa kwaye zikrwelwe kwinkqubo yokusetyenziswa kwemihla ngemihla, ke le mikrwelo ivela njani?Namhlanje, makhe sithethe ngento ...Funda ngokugqithisileyo»
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Izinto ezisemgangathweni zangaphakathi zeelensi ze-resin: 1. Isiseko sezinto eziphathekayo Umgangatho we-substrate unquma ukuqina kwe-lens kunye nokuthembeka kwengubo.I-substrate elungileyo ecacileyo kwaye eqaqambileyo, ixesha elide lokusebenzisa kwaye akukho lula ukutyheli;Kwaye ezinye iilensi zisebenzisa ixesha aliyiyo...Funda ngokugqithisileyo»
