E tšoara metsi ka katleho mahlong ho boloka mongobo o tšoarellang nako e telele
Thibela protheine ho tloha pula ho qoba mahlo a bonolo
Thibela ka ho toba pakeng tsa pigment le cornea ho netefatsa polokeho
Lintho tse seng tsa Ionic
Moralo oa Aspheric
Ho Sebolaya Dikokwana-hloko ka Mouoane o Kgatelelo e Phahameng
Theknoloji ea Sandwich
Na u batla mokhoa o potlakileng le o bonolo oa ho fumana lilense tsa hau tse phethahetseng tsa mahlo? Re fana ka lilense tse kholo tsa mahlo, lilense tse putsoa tsa mahlo bakeng sa mahlo a sootho, le lilense tsa mahlo a maputsoa ho u thusa ho fihlela ponahalo eo u e batlang. Khetho ea rona e boetse e kenyelletsa li-contact tse 'mala o sootho le li-contact tse theko e tlase tse nang le lengolo la ngaka. U se ke ua lumella mahlo a lefifi ho u thibela - re na le lilense tsa mahlo tse mebala bakeng sa mahlo a lefifi hape! Ka webosaete ea rona e bonolo ho e sebelisa, u ka odara lilense tsa hau ntle le tlhoko ea kopano.
