A na u batla likhalase tsa feshene le tse sebetsang?Kahoo, u se ke ua hopotse ena teteaneng foreime banna ba fesheneng acetate optical likhalase! para ena ea likhalase e entsoe ka boleng bo phahameng acetate lintho tse bonahalang, bobebe le tsoarellang, ha bonolo holofala, 'me a loketse bakeng sa libopeho tse sa tšoaneng sefahleho.Moqapi o sebete oa foreimi o eketsa botsitso le thobalano ho likhalase, ho u lumella ho bonts'a kholiseho le ho khahleha ketsahalong efe kapa efe.