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1.59 PC Bifocal Invisible Photochromic Grey HMC ruwan tabarau na gani
A halin yanzu, akwai nau'ikan nau'ikan nau'ikan ruwan tabarau a kasuwa, ɗayan kayan gilashi ne, ɗayan kayan guduro ne.An raba kayan guduro zuwa CR-39 da polycarbonate (kayan PC).
Bifocal lenses ko bifocal lenses su ne ruwan tabarau waɗanda ke ɗauke da wuraren gyara guda biyu a lokaci guda kuma ana amfani da su don gyara presbyopia.Wuri mai nisa da ruwan tabarau na bifocal ya gyara ana kiransa da nisa, kuma yankin kusa ana kiransa kusa da wurin karatu.Yawanci, yanki mai nisa yana da girma, don haka ana kiransa babban fim, kuma yankin da ke kusa da shi kadan ne, don haka ana kiran shi sub-fim.
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1.56 Semi gama hoto mai launin toka ruwan tabarau na gani
Gilashin ruwan tabarau na ruwan tabarau mai canza launi yana ƙunshe da adadin adadin chloride na azurfa, sensitizer da jan karfe.Karkashin yanayin gajeriyar hasken igiyar igiyar ruwa, ana iya gurɓata shi zuwa atom ɗin azurfa da atom ɗin chlorine.Zarra na Chlorine ba su da launi kuma atom ɗin azurfa suna da launi.Matsakaicin adadin zarra na azurfa zai iya haifar da yanayi na colloidal, wanda shine abin da muke gani a matsayin canza launin ruwan tabarau.Ƙarfin hasken rana, ƙarin atom ɗin azurfa suna rabu, duhun ruwan tabarau zai kasance.Mafi raunin hasken rana, ƙarancin atom ɗin azurfa sun rabu, hasken ruwan tabarau zai kasance.Babu hasken rana kai tsaye a cikin ɗakin, don haka ruwan tabarau sun zama marasa launi.
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1.56 Semi Finished Blue yanke Hoto mai ci gaba mai launin toka ruwan tabarau na gani
Guduro abu ne na sinadari mai tsarin phenolic.Guduro ruwan tabarau ne mai nauyi, high zafin jiki juriya, tasiri juriya ba sauki karye, karye kuma ba shi da gefuna da sasanninta, mai lafiya, iya yadda ya kamata toshe ultraviolet haskoki, guduro ruwan tabarau ma wani fi so irin tabarau ga myopia mutane a halin yanzu.
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1.56 Semi-Finished Hoton Cigaba Mai Cigaba Mai Girma
Lens refractive index ne mafi girma, da bakin ciki ruwan tabarau, mafi girma da yawa, taurin kuma mafi alhẽri, a akasin wannan, da ƙananan refractive index, da thicker da ruwan tabarau, da karami da yawa, taurin ne ma matalauta, general gilashin high taurin. Don haka ma'anar refractive gabaɗaya tana kusan 1.7, kuma taurin fim ɗin guduro ya fi talauci, ma'aunin resin ɗin yana da ɗan ƙaramin ƙarfi, yanki na guduro a kasuwa a halin yanzu shine mafi yawan ma'anar refractive na 1.499 ko makamancin haka, Dan kadan mafi kyawun sigar ultra-bakin ciki, wanda ke da ma'anar refractive na kusan 1.56 kuma ana amfani dashi mafi yawa.
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1.56 Semi Finished Blue Yanke ruwan tabarau na gani
Gilashin Multifocal suna da gajerun tashoshi da dogayen tashoshi.Zaɓin tashar yana da mahimmanci.Gabaɗaya, da farko za mu yi la’akari da zabar gajeriyar tashar, saboda gajeriyar tashar za ta sami fage mai girma na gani, wanda ya dace da salon rayuwar mutanen da ke yawan kallon wayoyin hannu.Bambance-bambancen da ke tsakanin idanu yana da girma, idanu na ƙananan ikon jujjuyawar mutane, kuma ya dace da gajeren tashoshi.Idan mabukaci yana sanye da mai da hankali sosai a karon farko, yana da buƙatar matsakaicin nisa, kuma Ƙara yana da girma, to ana iya la'akari da dogon tashar.
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1.56 Semi Finished Blue Yanke Bifocal Hoton ruwan tabarau mai launin toka
Ƙarƙashin hasken rana, launin ruwan tabarau ya zama duhu kuma hasken wutar lantarki yana raguwa lokacin da hasken ultraviolet ya haskaka shi da gajeriyar haske mai gani.A cikin gida ko duhu ruwan tabarau watsawar hasken yana ƙaruwa, ya koma haske.Hoton hoto na ruwan tabarau na atomatik ne kuma mai juyawa.Gilashin masu canza launi na iya daidaita watsawa ta hanyar canjin launi na ruwan tabarau, ta yadda idon ɗan adam zai iya daidaita da canjin yanayin muhalli, rage gajiyar gani, da kare idanu.
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1.56 Semi Finished Bifocal Hoton ruwan tabarau mai launin toka
Gabaɗaya, gilashin myopia mai canza launi ba zai iya kawo sauƙi da kyau kawai ba amma har ma yana iya tsayayya da ultraviolet da haske yadda ya kamata, yana iya kare idanu, dalilin canjin launi shine lokacin da aka yi ruwan tabarau, an haɗa shi da abubuwa masu haske. , irin su silver chloride, silver halide (wanda aka fi sani da silver halide), da kuma karamin adadin jan karfe oxide mai kara kuzari.Duk lokacin da halide na azurfa ya haskaka da ƙarfi mai ƙarfi, hasken zai lalace kuma ya zama baƙar fata da yawa waɗanda aka rarraba a cikin ruwan tabarau.Saboda haka, ruwan tabarau zai bayyana duhu kuma ya toshe hanyar haske.A wannan lokacin, ruwan tabarau zai zama launin launi, wanda zai iya hana haske sosai don cimma manufar kare idanu.
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1.56 Semi Finished Blue Yanke Bifocal na gani ruwan tabarau
Bifocal lenses ko bifocal lenses su ne ruwan tabarau waɗanda ke ɗauke da wuraren gyara guda biyu a lokaci guda kuma ana amfani da su don gyara presbyopia.Wuri mai nisa da ruwan tabarau na bifocal ya gyara ana kiransa da nisa, kuma yankin kusa ana kiransa kusa da wurin karatu.Yawanci, yanki mai nisa yana da girma, don haka ana kiransa babban fim, kuma yankin da ke kusa da shi kadan ne, don haka ana kiran shi sub-fim.
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1.56 Semi Finished Blue yanke hoto launin toka ruwan tabarau na gani
Ruwan tabarau masu canza launi suna yin duhu lokacin da rana ta haskaka.Lokacin da hasken ya bushe, ya sake yin haske.Wannan yana yiwuwa saboda lu'ulu'u na halide na azurfa suna aiki.
A ƙarƙashin yanayin al'ada, yana kiyaye ruwan tabarau daidai.Lokacin da aka fallasa zuwa hasken rana, azurfar da ke cikin lu'ulu'u ta rabu, kuma azurfar kyauta ta samar da ƙananan haɗuwa a cikin ruwan tabarau.Waɗannan ƙananan tarin azurfa ba su sabawa ka'ida ba, dunƙule masu tsaka-tsaki waɗanda ba za su iya watsa haske ba amma suna ɗaukar shi, suna sanya duhun ruwan tabarau a sakamakon.Lokacin da haske ya yi ƙasa, kristal ya sake gyara kuma ruwan tabarau ya dawo zuwa yanayinsa mai haske.
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1.56 Semi-Finished Single Vision Lenses
Ana amfani da ruwan tabarau na gilashin da aka gama da su don jira don sarrafawa.Firam daban-daban sun zo da ruwan tabarau daban-daban, waɗanda ke buƙatar gogewa da gyara su kafin su shiga cikin firam ɗin.
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1.59 Blue Cut PC Progressive Photochromic Grey HMC ruwan tabarau na gani
Abin da ake kira ruwan tabarau na aiki yana nufin tabarau na musamman wanda zai iya kawo wasu halaye masu kyau ga idanu na musamman na mutane a cikin takamaiman yanayi da matakai, kuma zai iya canza yanayin gani kuma ya sa layin gani ya fi dacewa, bayyananne da taushi.
Ruwan tabarau masu canza launi: bin hankalin salon salon, dace da myopia, hyperopia, astigmatism, kuma suna son saka tabarau a lokaci guda.Ruwan tabarau masu cikakken launi na Hanchuang suna canza launi cikin sauri a gida da waje, suna tsayayya da UV da hasken shuɗi, ba kawai sanyi ba!
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1.56 Blue yanke Progressive Photochromic Grey HMC ruwan tabarau na gani
Gilashin ci gaba na multifocal an ƙirƙira shekaru 61 da suka gabata.Gilashin da yawa sun magance matsalar cewa masu matsakaici da tsofaffi suna buƙatar haske daban-daban don ganin abubuwa a nesa daban-daban kuma suna buƙatar canza gilashi akai-akai.Gilashin biyu na iya gani mai nisa, kyakkyawa, kuma suna iya gani kusa.Daidaitawar gilashin multifocal shiri ne na tsari, wanda ke buƙatar fasaha fiye da ma'auni na gilashin monocal.Masu binciken ido ba kawai suna buƙatar fahimtar optometry ba, har ma suna buƙatar fahimtar samfuran, sarrafawa, daidaita firam ɗin madubi, ma'aunin lanƙwasa fuska, kusurwar gaba, nisan ido, nisan ɗalibi, tsayin ɗalibi, ƙididdige canjin cibiyar, sabis na tallace-tallace, zurfi. fahimtar ka'idodin mai da hankali da yawa, fa'idodi da rashin amfani, da sauransu.Ƙwararren ƙwararren ƙwararren ne kawai zai iya yin la'akari da yawa ga abokan ciniki, don dacewa da madaidaicin gilashin mai da hankali.
