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Ubuchwepheshe belensi obuthuthuke kakhulu—amalensi azimele ohlangothini olulodwa
Kusukela ekuguqukeni kwelensi yokukhanya, ikakhulukazi inama-revolutions ayi-6. Futhi amalensi aqhubekayo angenama-freeform aqhubekayo amabili yiwona ubuchwepheshe obuthuthuke kakhulu kuze kube manje. Kungani amalensi angenama-freeform amabili abe khona? Wonke amalensi aqhubekayo abelokhu enezingqimba ezimbili ezisontekile...Funda kabanzi -
Izibuko Zelanga Zivikela Amehlo Akho Ehlobo
Njengoba isimo sezulu siqala ukufudumala, ungase uzithole uchitha isikhathi esiningi ngaphandle. Ukuze uvikele wena nomndeni wakho esimweni sezulu esibi, izibuko zelanga ziyadingeka! Ukuvezwa yi-UV kanye nempilo yamehlo Ilanga liwumthombo oyinhloko wemisebe ye-Ultraviolet (UV), engabangela umonakalo...Funda kabanzi -
Ilensi ye-Bluecut Photochromic inikeza isivikelo esiphelele ngesikhathi sasehlobo
Ehlobo, abantu bavame ukuchayeka ezibanini eziyingozi, ngakho-ke ukuvikelwa kwamehlo ethu nsuku zonke kubaluleke kakhulu. Hlobo luni lomonakalo wamehlo esiwutholayo? 1. Umonakalo Wamehlo Ovela Ekukhanyeni Kwe-Ultraviolet Ukukhanya kwe-Ultraviolet kunezingxenye ezintathu: i-UV-A...Funda kabanzi -
Yini ebangela amehlo omile?
Kunezimbangela eziningi ezingaba khona zamehlo omile: Ukusetshenziswa kwekhompyutha - Uma sisebenza kukhompyutha noma sisebenzisa i-smartphone noma enye idivayisi yedijithali ephathekayo, sivame ukungacwayizi amehlo ethu ngokugcwele futhi singavami. Lokhu kuholela ekuqhekekeni okukhulu kwamehlo...Funda kabanzi -
I-Cataract ikhula kanjani futhi ilungiswa kanjani?
Abantu abaningi emhlabeni wonke bane-cataracts, okubangela amafu, ukubona okufiphele noma okufiphele futhi kuvame ukukhula njengoba umuntu ekhula. Njengoba wonke umuntu ekhula, amalensi amehlo akhe ayaqina futhi abe namafu. Ekugcineni, bangase bakuthole kunzima ukufunda...Funda kabanzi -
Ilensi ehlanganisiwe
Kuyini i-Glare? Uma ukukhanya kugxuma kusuka endaweni ethile, amagagasi ayo avame ukuba namandla kakhulu ohlangothini oluthile - ngokuvamile ngokuvundlile, ngokuma, noma ngokuphambene. Lokhu kubizwa ngokuthi i-polarization. Ukukhanya kwelanga okugxuma kusuka endaweni efana namanzi, iqhwa nengilazi, kuvame ...Funda kabanzi -
Ingabe izinto zikagesi zingabangela i-myopia? Ungavikela kanjani amehlo ezingane ngesikhathi sezifundo eziku-inthanethi?
Ukuze siphendule lo mbuzo, sidinga ukuthola ukuthi yini ebangela i-myopia. Njengamanje, umphakathi wezemfundo uvumile ukuthi imbangela ye-myopia ingaba yizakhi zofuzo kanye nendawo etholwe kuyo. Ngaphansi kwezimo ezivamile, amehlo abantwana ...Funda kabanzi -
Ukwazi kangakanani ngelensi ye-Photochromic?
Ilensi ye-Photochromic, ilensi yengilazi yamehlo ezwela ukukhanya eba mnyama ngokuzenzakalelayo elangeni futhi icwebezele ekukhanyeni okunciphile. Uma ucabanga ngamalensi e-photochromic, ikakhulukazi ukulungiselela isizini yasehlobo, nansi eminye...Funda kabanzi -
Izibuko zamehlo ziba yidijithali kakhulu
Inqubo yokuguqulwa kwezimboni kulezi zinsuku iya ekushintsheni kwedijithali. Ubhubhane lusheshise lo mkhuba, ngokoqobo lusiyisa esikhathini esizayo ngendlela okungekho muntu owayengayilindela. Umjaho oya ekushintsheni kwedijithali embonini yezibuko zamehlo ...Funda kabanzi -
Izinselele zokuthunyelwa kwamanye amazwe ngoMashi 2022
Ngenyanga edlule, zonke izinkampani ezigxile ebhizinisini lamazwe ngamazwe zikhathazekile kakhulu ngokuthunyelwa kwezimpahla, okubangelwe ukuvalwa kwezwe eShanghai kanye neMpi yaseRussia/Ukraine. 1. Ukuvalwa kwezwe eShanghai Pudong Ukuze kuxazululwe i-Covid ngokushesha nangokusebenza kahle...Funda kabanzi -
I-Cataract: Umbulali Wombono Wabadala
● Kuyini i-cataract? Iso lifana nekhamera lapho ilensi isebenza njengelensi yekhamera esweni. Uma liselincane, ilensi iyabonakala, iyanwebeka futhi iyasondeza. Ngenxa yalokho, izinto ezikude neziseduze zingabonakala ngokucacile. Ngokukhula, lapho izizathu ezahlukahlukene zibangela ukuthi ilensi ivuleke...Funda kabanzi -
Yiziphi Izinhlobo Ezihlukene Zemithi Yengilazi?
Kunezinhlobo ezine eziyinhloko zokulungiswa kokubona—i-emmetropia, i-myopia, i-hyperopia, kanye ne-astigmatism. I-Emmetropia umbono ophelele. Iso selivele libuyisela ukukhanya ngokuphelele ku-retina futhi alidingi ukulungiswa kwezibuko. I-Myopia yaziwa kakhulu ngokuthi...Funda kabanzi