Gilashin Karatun Fashion tare da hasken LED SF1026

Gilashin karatu mai kyau ya dace da buƙatun gani, suna da alamar farashi, kuma suna jin daɗin sawa.Ya fi nuna abubuwa masu zuwa a cikin 2019: 1. Nau'in ruwan tabarau dole ne ya kasance mai faɗi kaɗan.Sakamakon tasirin presbyopia na gama gari lokacin da yake kusa da hangen nesa, tare da dabi'un karatu da rubutu, yakamata a matsar da gadar gani guda ɗaya akan ruwan tabarau zuwa ƙasa da 2.5mm a ciki lokacin da yake nesa (hangen nesa) akan ruwan tabarau.Lokacin kallon sama, almajiri gabaɗaya yana sama da ƙasa tsakiyar layin fim ɗin, don haka don sanya gilashin karatu ya sami isasshen filin kallo, fim ɗin ya dace da buƙatun cewa tsayin sama da ƙasa ya fi 30mm girma, ba ƙarami ba. mafi kyau.Nau'in kunkuntar dake tsakanin 25mm sama da ƙasa gabaɗaya abu ne mai ɗaukar hoto kuma ana amfani dashi don ƙarin hangen nesa na ɗan lokaci.2. Gaban gilashin ya kamata ya zama mafi fadi, amma OCD (tsarin kwance na tsakiya) ya kamata ya zama karami.Tunda masu amfani da gilashin karatun duk shekarun su ne masu matsakaicin shekaru da sama, kuma fuskokinsu na da kitse, girman gilasan karatun gabaɗaya ya fi mm 10 girma fiye da na firam ɗin gani, amma tazarar ɗalibi na kusa ya fi 5mm ƙasa da tazarar ɗalibi mai nisa. , don haka ƙimar OCD ga mata yakamata ya zama 58-61mm gabaɗaya, Maza ya kamata su kasance kusa da 61-64mm.Don saduwa da waɗannan buƙatun guda biyu a lokaci guda, wajibi ne a yi amfani da ruwan tabarau mafi girma da diamita kuma a sami babban motsi na cibiyar gani yayin yin fim.3. Dole ne gilashin karatu su kasance masu dorewa.Gilashin Presbyopia gilashin kusa ne.Ka'idar amfani da ido don presbyopia shine cewa daga shekaru 40 (+1.00D, watau 100 digiri) a cikin nisa karatu, +0.50D (watau digiri 50) yana buƙatar ƙarawa kowace shekara 5.Bugu da ƙari, yawan sawa da sawa yayin amfani shine sau da yawa fiye da na gilashin myopia, don haka sassan gilashin karatun dole ne su kasance masu ƙarfi ko kayan roba.Ayyukan anti-corrosion da anti-scratch na electroplating dole ne ya zama fitaccen aiki, kuma tsarin tauraruwar ruwan tabarau ya kamata ya fi kyau.Gabaɗaya, ya kamata a tabbatar da cewa ba za a sami nakasu sosai ba, ko tsatsa, ko kuma zazzagewa sosai a cikin shekaru 2.A gaskiya ma, a cikin waɗannan maki, abubuwan da ake buƙata don kyakkyawan gilashin karatu sun fi na firam ɗin gilashin daraja ɗaya.