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1.74 Magalasi a Blue Coat HMC Optical
Galasi lamaso 1.74 limatanthawuza lens yokhala ndi index yowonekera ya 1.74, yomwe ili ndi index yotsika kwambiri pamsika, ndi yomwe ili ndi makulidwe a lens thinnest.Magawo ena kukhala ofanana, kuchuluka kwa refractive index, kuonda kwa lens, ndipo kudzakhala kokwera mtengo.Ngati digiri ya myopia ndi yoposa madigiri 800, imatengedwa kuti ndi yowonjezereka kwambiri, ndipo chiwerengero cha refractive cha 1.74 ndi choyenera.
