Ka mor'a lilemo tse 'maloa k'hamphani ea rona e se e khona ho ithorisa ka mohala o felletseng oa lihlahisoa sebakeng sa lilense tse ikhethileng.Lilense tse tsoelang pele, lilense tsa lifilimi tsa mebala, lilense tse anti-blue, lilense tse kholo tsa ho kobeha, kaofela re na le tsona. Zhenjiang E ntle molemo oa ho fokotsa nako ea ho arabela ka taelo 'me kahoo e fa bareki ba eona lihlahisoa tse potlakileng tsa lihlahisoa.Ho tloha qalong.
Boleng ba lits'ebeletso tsa rona bo entse hore bareki ba rona ba tšepehe le ho hlolloa, 'me ba re lumelletse ho nts'etsapele liteishene tsa thekiso liprofinseng tse mashome a mararo tsa naha ea rona, hape re atleha ho romela kantle ho naha Europe, Amerika, Middle East Africa le Asia Boroa-bochabela, ho feta tse mashome a tšeletseng. Kamoso, re ikemiselitse ho tsoela pele ho ntlafatsa boleng ba lihlahisoa le litšebeletso tsa rona tse seng li ntse li le holimo, 'me ka letsatsi le leng re be likhoebo tse itlhommeng pele tsa naha indastering ea mahlo.