_{Fektheri ea VR}

1. E sebetsa hantle ebile e loketse tšebeliso e haufi le e hole
Likhalase tsa letsatsi tsa bifocal li ela hloko mesebetsi ea myopia le likhalase tsa ho bala, li felisa tlhoko ea ho fetola likhalase khafetsa, 'me li tlisa boiketlo bo boholo ho basebelisi. Ebang u bala libuka kapa lisebelisoa tsa elektroniki haufi-ufi, kapa u khahloa ke libaka tse hōle, u ka khona ho sebetsana le tsona habonolo.

2. Ts'ebetso ea ts'ireletso ea likhalase tsa letsatsi
Likhalase tsa ho bala letsatsi tsa Bifocal le tsona li fana ka tšireletso e ntle ea mahlo ha u bala letsatsing. Likhalase tsa letsatsi tse entsoeng ka mokhoa o khethehileng li sefa mahlaseli a ultraviolet le mahlaseli a kotsi, li fokotsa kotsi ea ho senyeha ha mahlo ha li ntse li eketsa ho hlaka ha pono le ho etsa hore ho bala ho be bonolo haholoanyane.

3. Customized tempele LOGO le ka ntle ambalaji
Likhalase tse khanyang tse habeli tsa letsatsi li tšehetsa mokhoa oa motho ka mong, 'me li-LOGO tsa tempele tse ikhethang le liphutheloana tsa kantle li ka etsoa ho latela litlhoko tsa batho kapa likhoebo. Sena ha se kenye feela ho ikhetha le ho ananeloa ho sehlahisoa, empa se ka boela sa sebelisoa e le mpho kapa bakeng sa papatso ea khoebo.

4. Lintho tse tšoarellang tsa polasetiki
Likhalase tsa letsatsi tsa Bifocal li entsoe ka thepa ea polasetiki ea boleng bo holimo 'me li tšoarella nako e telele. Ha e robehe kapa ho holofala habonolo mme e ka mamella teko ea ts'ebeliso ea letsatsi le letsatsi, e lumella basebelisi ho natefeloa ke pono ea boleng bo holimo nako e telele.

5. Foreimi e menahaneng, e nkehang habonolo le e nkehang habobebe
Likhalase tsa ho bala letsatsi tsa Bifocal li entsoe ka foreimi e phuthoang mahala, e loketseng basebelisi ho e boloka le ho e jara. Hore na o ea leetong, o na le khoebo kapa o etsa mesebetsi ea kantle, o ka e kenya habonolo mokotleng oa hau kapa pokothong ea hau mme oa e sebelisa neng kapa neng le kae kapa kae. Tse ka holimo ke melemo ea ho bala likhalase tsa letsatsi tse bifocal. Ha e fane feela ka mesebetsi e 'meli ea myopia le likhalase tsa ho bala, empa hape e sireletsa mahlo ka katleho. E na le likarolo tse ikhethileng, e tšoarella ebile e ka tšeptjoa, 'me e bonolo ho e jara. Mmarakeng oa likhalase, ho khetha likhalase tsa letsatsi tse peli ntle le pelaelo ke khetho e bohlale ka ho fetisisa.