Likhalase tsena tse peli tsa optical li na le moralo o bonolo empa o khahla, o entsoe ka acetate ea boleng bo holimo, 'me e tla ka mebala e fapaneng. Likhalase tsa rona tsa optical li kenyelletsa mohaho oa hinge oa selemo o etsang hore ba phutholohe ho apara. Ntle le moo, re fana ka LOGO ea bokhoni bo boholo le mokhoa oa ho paka oa likhalase, ho u fa menyetla e mengata ea litlhoko tsa hau tse ikhethileng.
Likhalase tsa rona tsa mahlo li hlahella ka mokhoa o bonolo empa o le motle. Moralo oa foreimi ke oa motheo le o pharaletseng, o loketse mefuta eohle ea libopeho tsa sefahleho; ebang ke mosebetsing kapa bophelong ba letsatsi le letsatsi, e ka totobatsa botle ba hau ba botho. Re sebelisa lisebelisoa tsa acetate tsa boemo bo holimo ho netefatsa hore likhalase li na le boleng bo botle le bo tšoarellang. Eseng hoo feela, empa re boetse re fana ka mefuta e mengata ea mebala ho phethahatsa litlhoko tsa hau tse fapaneng tse tšoanang, ho u lumella ho hlahisa likhetho tsa hau tsa feshene.
Ho etsa hore boiphihlelo ba hau ba ho apara bo be bobebe, ka ho khetheha re ile ra haha lihokelo tsa selemo ho etsa hore likhalase li lumellane le sebopeho sa sefahleho haufi-ufi, li se ke tsa thella, 'me li u lumella hore u ikutloe u phutholohile ho li apara ka nako e telele. Likhalase tsa rona tsa optical li ka u fa boiphihlelo bo botle ba ho apara, ebang u mosebetsing kapa boikhathollong.
Ntle le setaele le boleng ba sehlahisoa, re fana ka mokhoa o moholo oa ho etsa logo le ho fetola liphutheloana tsa likhalase. Ho bonts'a botle ba hau, o ka etsa likhalase tsa hau tsa hau ka LOGO e ikhethang ho latela litlhoko tsa hau kapa tsa khoebo. Ka nako e ts'oanang, re fana ka likhetho tse 'maloa tsa ho paka likhalase ho eketsa likarolo le botho ho likhalase tsa hau.
Ka bokhutšoanyane, likhalase tsa rona tsa optical ha li khahle feela ka setaele ebile li entsoe ka thepa ea boleng bo holimo, empa li boetse li lumella ho fetoloa ho itseng, ho etsa hore likhalase tsa hau li khetholle. Ebang ke ntho ea hau kapa mpho ea khoebo, likhalase tsa rona tsa mahlo li ka phethahatsa litlhoko tsa hau 'me tsa u fa likhetho tse ling le lintho tse makatsang. Re labalabela ketelo ea hau mme re ts'epa hore likhalase tsa rona tsa optical e tla ba karolo ea bophelo ba hau ba feshene!