Yuav ua li cas kom tsis txhob iav lub raj mis zoo teeb meem

Cov iav fwj siv ntau hauv peb lub neej, yog tias peb ua tib zoo saib qee lub khob iav yuav muaj qee qhov teeb meem zoo. Ntawm no, iav fwj manufacturers qhia peb cov laj thawj ntawm cov teeb meem no.

Ua ntej, qhov saum npoo yog fuzzy

Qee lub khob iav muab lub tswv yim tias qhov chaw yog fuzzy.

Qhov thib ob, qhov xwm txheej ntawm lub kaum sab xis

Thaum ib co iav fwj raug tsim, lawv muaj convex fab. Nyob rau hauv cov ntaub ntawv no, feem ntau hais lus, muaj teeb meem nyob rau hauv kev siv cov iav fwj pwm siv los ntawm iav fwj manufacturers. Qhov teeb meem no tshwm sim nyob rau hauv qab ntawm lub raj mis, tab sis thaum nws tshwm sim ntawm lub qhov ncauj ntawm lub raj mis, nws yuav tsum tau kho los yog pwm yuav tsum tau hloov. Vim li no, tom qab siv lub raj mis lub hau xoob yuav tshwm sim cov teeb meem zoo ntawm cov khoom tiav.

Cov teeb meem iav lub raj mis zoo yuav muaj cov laj thawj no, cov kws tshaj lij iav fwj cov tuam txhab tsim khoom, yuav sim zam cov teeb meem no.