Ka moralo o bonolo le oa setaele oa foreimi, likhalase tsena tsa optical li entsoe ka thepa ea boleng bo holimo ea acetic acid 'me li fumaneha ka mebala e fapaneng. Likhalase tsa rona tsa optical li entsoe ka li-hinges tsa selemo bakeng sa boiketlo bo eketsehileng. Ntle le moo, re boetse re ts'ehetsa ho tloaeleha ha li-LOGO tse kholo le ho itlhophisa ka liphutheloana tsa mahlo, ho fana ka likhetho tse ling bakeng sa litlhoko tsa hau.

Likhalase tsa rona tsa mahlo li hlahella ka mokhoa o bonolo le o motle oa bokantle. Moralo oa foreimi o bonolo ebile o seatla se bulehileng, o loketse mefuta eohle ea lifahleho, ebang ke liketsahalo tsa khoebo kapa bophelo ba letsatsi le letsatsi, mme o ka bonts'a botle ba hau ba botho. Re sebelisa lisebelisoa tsa boleng bo holimo tsa acetic acid ho netefatsa boleng le ho tšoarella ha likhalase. Hase feela hoo, re boetse re fana ka mebala e sa tšoaneng eo u ka khethang ho eona, ho finyella litlhoko tsa hau tse fapaneng, e le hore u ka thabela tatso ea hau ea feshene.

E le ho etsa hore phihlelo ea hau ea ho apara e be e phutholohileng haholoanyane, re ile ra theha hinge ea selemo ka ho khetheha, e le hore likhalase li lumellane haholoanyane le sefahleho sa sefahleho, ho se bonolo ho thella, e le hore u ka ikutloa u phutholohile ha u apere nako e telele. Ebang ke mosebetsing kapa boikhathollo, likhalase tsa rona tsa mahlo li fana ka phihlelo ea ho apara hantle.

Ntle le moralo le boleng ba sehlahisoa ka bosona, re boetse re ts'ehetsa ho tloaeleha ha li-LOGO tse kholo le ho etsa liphutheloana tsa mahlo. O ka etsa LOGO e ikhethang likhalaseng tsa hau ho latela litlhoko tsa hau tsa botho kapa tsa khoebo, hape re fana ka mefuta e fapaneng ea likhetho tsa ho paka ka likhalase ho eketsa sebopeho le botho bo eketsehileng likhalaseng tsa hau.

Ka bokhutšoanyane, likhalase tsa rona tsa mahlo ha li na moralo oa setaele le lisebelisoa tsa boleng bo holimo feela, empa li boetse li ts'ehetsa mokhoa oa motho ka mong, o etsa hore likhalase tsa hau e be bophelo bo ikhethang. Ebang ke sesebelisoa sa hau kapa e le mpho ea khoebo, likhalase tsa rona tsa mahlo li kopana le litlhoko tsa hau, li u tlisetsa likhetho tse ngata le lintho tse makatsang. Lebella ketelo ea hau, 'me u lumelle likhalase tsa rona tsa mahlo hore e be karolo ea bophelo ba hau ba feshene!