Metal optical eyeglasses liforeimi tsa likhalase tsa mahlo tse entsoeng ka mabone a feshene

1. Foreimi ea boleng bo phahameng: Tempele le foreimi li kopantsoe ho e le 'ngoe, e ka khutlisoa ka bolokolohi, e matla ebile e tšoarella,' me e lelefatsa bophelo ba sehlahisoa haholo. Ho ea ka moralo oa sebopeho sa tsebe ea motho, ho phutholoha ho lumellana le tsebe 'me ho na le sebōpeho se ikhethang, se etsang hore botle le boiketlo li be teng.
2. Bokhabane bo tsotehang: Likhalase tse entsoeng ka thepa ea boleng bo phahameng, moralo o hlophisitsoeng oa ponahalo, li etsa hore e be tse khutšoanyane le tse ntle, tse ntle le tse bobebe ha li etsoa, ​​​​ha ho bonolo ho li senya, li tšoarella.
3. Likhalase tse khahlanong le boputsoa ba khanya haholo-holo li bonahatsa leseli le kotsi le leputsoa ka holim'a lesela la lense, kapa li kenye ntho e khahlanong le boputsoa ba leseli ka lisebelisoa tsa motheo tsa lense ho monya leseli le leputsoa le kotsi, kahoo li thibela leseli le leputsoa le kotsi le ho sireletsa mahlo.