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1.56 Semi-Finished Single Vision Blue Yanke ruwan tabarau na gani
Yawancin lokaci, akwai nau'ikan nau'ikan nau'ikan nau'ikan ruwan tabarau na guduro: 1.50, 1.56, 1.60, 1.67, 1.71 da 1.74. Idan kuna son babban ma'anar refractive, zaku iya la'akari da ruwan tabarau na gilashi kawai, waɗanda ke da 1.80 da 1.90 don zaɓar daga. Kawai ana amfani da ruwan tabarau na gilashin ƙasa sau da yawa a kwanakin nan, kodayake zanen gilashin kuma suna da ƙananan fihirisa, kamar 1.60 da 1.71.
