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1.56 Semi Finished Blue kudula chithunzi imvi Optical Lens
Magalasi osintha mitundu amadetsedwa dzuwa likawala.Kuunikirako kukazilala, kumawalanso.Izi ndizotheka chifukwa makristalo a silver halide akugwira ntchito.
M'mikhalidwe yabwinobwino, imasunga magalasi owonekera bwino.Pamene kuwala kwa dzuwa, siliva mu kristalo amalekanitsidwa, ndipo siliva waulere amapanga timagulu tating'ono mkati mwa lens.Magulu ang'onoang'ono asilivawa ndi osakhazikika, olumikizana omwe sangathe kutumiza kuwala koma kuyamwa, kuchititsa mdima wa lens.Kuwala kukakhala kochepa, kristalo imasinthidwa ndipo lens imabwerera ku kuwala kwake.
