Lokacin zabar ruwan tabarau, za a sami 1.56, 1.61, 1.67, 1.74 da sauran dabi'un da za a zaɓa, wannan ƙimar tana nufin ma'aunin ma'aunin ruwan tabarau.
Mafi girman ma'aunin ma'auni na ruwan tabarau, mafi ƙarancin ruwan tabarau kuma mafi wuyar ruwan tabarau.Tabbas, mafi girman ma'anar refractive, mafi kyawun inganci, kuma mafi tsadar ruwan tabarau.Idan kana son daidaita ruwan tabarau na bakin ciki sosai, ba kawai tare da ma'anar refractive ba, har ma tare da girman firam da nisan ɗalibai.
To, abin nufi shi ne, ta yaya za ku zaɓi maƙasudin ma'aunin ruwan tabarau?
Yawancin mutanen da ke da tabarau sune kawai kauri na ruwan tabarau, mafi ƙarancin mafi kyau, za su zaɓi ruwan tabarau kai tsaye tare da babban ma'anar refractive.Amma a gaskiya ma, ma'anar refractive ba shine mafi girma ba, shine bisa ga gilashin mutum don zaɓar daidai.
Me yasa mafi girman ma'auni na refractive bai fi kyau ba?
Na farko, duk abin da ya dace, ba mafi tsada ba mafi girma shine mafi kyau.
Na biyu, mafi girma da refractive index, ƙananan Abbe lambar.Da girman lambar Abbe, mafi kyawun hoton.Kasan lambar Abbe, hoton ya kara bayyana.
Sabili da haka, ana ba da shawarar gabaɗaya don zaɓar madaidaicin madaidaicin madaidaicin gwargwadon digirin nasu.
Gabaɗaya.
Nasiha:
0°-400° myopia ko <200°-400° hyperopia: 1.56;
400 ° -600 ° myopia ko 400 ° -600 ° hyperopia: zabi 1.61;
600°-800° myopia: 1.67;
Sama da 800° zaɓi ruwan tabarau na gilashi ko ruwan tabarau na guduro 1.74.
Fatan kowa da kowa lafiya tare da idanu, ƙarin kula da ruhin taga!!!Mu hadu mako mai zuwa
Lokacin aikawa: Agusta-12-2022