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1.56 Lilense tsa HMC Optical tse putsoa tse khaotsoeng ka mokhoa o moputsoa tse nang le photochromic Grey
Likhalase tse nang le mahlakore a mangata tse tsoelang pele li qapiloe lilemong tse 61 tse fetileng. Likhalase tse nang le mahlakore a mangata li rarollotse bothata ba hore batho ba lilemo tse mahareng le ba hōlileng ba hloka khanya e fapaneng ho bona lintho libakeng tse fapaneng 'me ba hloka ho fetola likhalase khafetsa. Para ea likhalase e ka bona hole, e majabajaba, hape e ka bona haufi. Ho bapisa likhalase tse nang le mahlakore a mangata ke projeke e hlophisitsoeng, e hlokang theknoloji e ngata ho feta ho bapisa likhalase tse nang le mahlakore a mabeli. Lingaka tsa mahlo ha li hloke feela ho utloisisa optometry, empa hape li hloka ho utloisisa lihlahisoa, ts'ebetso, ho lokisa foreimi ea seipone, tekanyo ea ho kobeha ha sefahleho, Angle e ka pele, sebaka sa mahlo, sebaka sa seithuti, bolelele ba seithuti, palo ea phetoho ea bohareng, tšebeletso ea kamora thekiso, kutloisiso e tebileng ea melao-motheo ea ho tsepamisa maikutlo ho hongata, melemo le mathata, jj. Ke setsebi se felletseng feela se ka nahanang ka botlalo bakeng sa bareki, e le hore se lumellane le likhalase tse nepahetseng tse nang le mahlakore a mangata.
