_{Fektheri ea VR}

Likhalase tsa ho bala letsatsi tsa Bifocal, likhalase tse kopanyang feshene le ts'ebetso, li fihlela litlhoko tse fapaneng tsa batho ba sejoale-joale bakeng sa pono ka botle ba bona bo ikhethang. Ha e lumelle feela hore u fetole ka bolokolohi pakeng tsa sebaka se selelele le sebaka se haufi, empa hape se u fa ts'ebetso ea tšireletso ea likhalase tsa letsatsi, ho etsa hore bophelo ba hau bo be le mebala e mengata.

Hole le haufi, lefatshe le hlakileng
Ntho e hlahelletseng ka ho fetisisa ea likhalase tsena tsa bifocal sun bala ke hore li khona ho fihlela litlhoko tsa pono e telele le e haufi ka nako e le 'ngoe. Ka boqapi bo bohlale, likhalase li ka rarolla mathata a hau a pono maemong a fapaneng a kang ho bala libuka, ho sheba likhomphutha, le ho sheba mehala ea cellular, ho etsa hore bophelo ba hau bo be bobebe ntle le ho fetola likhalase khafetsa.

Tlhokomelo ea likhalase tsa letsatsi
Likhalase tsa ho bala letsatsi tsa Bifocal li sebelisa lilense tsa letsatsi tsa boleng bo holimo, tse ka thibelang mahlaseli a ultraviolet ka nepo le ho sireletsa mahlo a hao tšenyong ea khanya ea letsatsi. E u lumella ho thabela sebaka se setle ha u ntse u hlokomela mahlo a hau nakong ea mesebetsi ea kantle, ho fihlela motsoako o phethahetseng oa feshene le bophelo bo botle.

Mokhoa oa foreimi ea retro, o bonts'a botle bo ikhethang
Mofuta ona oa likhalase o amohela moralo oa foreimi ea retro, e nang le mela e metle, mela e bonolo le e metle, 'me e loketse libopeho tsa sefahleho sa batho ba bangata. E-re u bontše botle ba hau bo ikhethang nakong ea ho apara 'me u tšoane le feshene le tatso.

Liforeimi tse mebala-bala, khetho ea motho ka mong
E le ho finyella litakatso tsa bareki ba fapaneng, likhalase tsa ho bala tsa letsatsi tse habeli li fana ka mebala e fapaneng ea foreimi eo u ka khethang ho eona. Ebang ke kgudu e ntšo, e khabane, kapa khauta e benyang, re ka u etsetsa setšoantšo sa motho ka mong 'me ra bontša tatso ea hau e ikhethang.

Boikemisetso bo ikhethileng, bo bonts'a bokhabane
Re boetse re ts'ehetsa tlhophiso ea likhalase tsa LOGO le liphutheloana tsa kantle ho u etsetsa likhalase tse ikhethang. Ebang ke mpho bakeng sa hao kapa mpho ho beng ka uena le metsoalle, ke khetho e babatsehang e bontšang seriti le tatso ea hau.

Likhalase tsa ho bala letsatsi tsa Bifocal li kopana le litlhoko tsa hau tsa pono ka bokhabane 'me li eketsa mmala o khanyang bophelong ba hau. Nka khato kapele 'me u e etse molekane oa hau ea hloahloa!