Rea u amohela pokellong ea rona ea likhalase tsa mahlo tsa boleng bo holimo! Re u tlisetsa mefuta e mengata ea meralo ea khale, lisebelisoa tsa boleng bo holimo, le lihlahisoa tse ntle tsa mahlo, tse u lumellang ho sireletsa mahlo a hau ha u ntse u bontša botho ba hau le feshene.

Likhalase tsa rona tsa optical li entsoe ka thepa ea boleng bo phahameng ba acetate, e seng feela e tšoarellang empa hape e ntle. Boitsebiso bona ha bo bobebe feela empa bo boetse bo na le nako e telele haholo, ho netefatsa hore likhalase tsa hau li ka mamella teko ea tšebeliso ea letsatsi le letsatsi. Sehlopha sa rona sa baqapi se thehile ka hloko moralo oa foreimi ea khalase ea mahlo e bonolo empa e le setaele ebile e loketse ho roala ka linako tse fapaneng. Ntle le moo, re fana ka mefuta e fapaneng ea liforeimi tsa mebala eo u ka khethang ho eona, ebang u rata mebala e hlakileng e ntšo kapa ea feshene, u ka fumana setaele se fihlelang litlhoko tsa hau.

E le ho etsa hore phihlelo ea hau ea ho apara e phutholohe haholoanyane, likhalase tsa rona li na le li-hinges tse feto-fetohang tsa selemo, tse etsang hore likhalase li lumellane le sefahleho sa sefahleho haholoanyane 'me ha ho bonolo ho thella, ho u lumella ho li apara ka kholiseho haholoanyane bophelong ba letsatsi le letsatsi. Ntle le moo, re boetse re ts'ehetsa likhalase tse ikhethileng tsa LOGO le liphutheloana tse ikhethileng tsa likhalase tsa kantle, ho etsa hore likhalase tsa hau e be ntho e ikhethang le e ikhethileng.

Likhalase tsa rona tsa optical hase feela sesebelisoa sa ho lokisa pono, empa hape ke lisebelisoa tsa feshene tse bontšang botho le tatso. Re ikemiseditse ho o fa dihlahiswa tsa boleng bo phahameng, tse phutholohileng tsa mahlo e le hore o ka natefeloa ke feshene le boiketlo ha o ntse o sireletsa mahlo a hao. Ebang ke mosebetsing, ho ithuta, kapa nako ea boikhathollo, likhalase tsa rona e ka ba monna oa hau oa letsoho le letona, tse eketsang kholiseho le botle ho uena.

Rea u amohela ho reka likhalase tsa rona tsa boleng bo holimo, a re qaleng leeto la rona la feshene le le monate la liaparo tsa mahlo hammoho!