Tom qab yuav tsom iav tsom iav, tsis tshua muaj qhov sawv daws tau them sai sai rau daim tsom iav tsom txij nkawm. Tej zaum qee tus neeg xav tias kuv tsuas hnav nws lub caij ntuj sov no, thiab ntau tus neeg xav tias lawv yuav looj tsom iav dub tsuas yog tiv thaiv tawm tsam tiv thaiv duab tshav ntuj thiab kev zam. Raws li rau lwm lub tsom iav, lawv yuav tsis xav txog nws. Qhov tseeb, yog tias tsom iav Nws feem ntau tau looj, thiab nws txoj haujlwm yuav tsis muaj zog lub sijhawm. Tsis tsuas yog nws yuav tsis muaj peev xwm tiv thaiv ultraviolet rays, nws kuj tseem tuaj yeem ua rau koj lub qhov muag teeb meem kev noj qab haus huv.

Cov kev saib xyuas ntawm tsom iav yog yuav luag tib yam li cov tsom iav zoo tib yam. Tam sim no cia peb los saib yuav ua li cas saib xyuas ntawm lub tsom iav.

1. Yog hais tias lub lens muaj stains, roj lossis cov ntiv tes, siv cov ntaub mos muag ntawm cov ntaub looj tsom iav tshwj xeeb kom ntub cov plua plav lossis av ntawm lub lens. Tsis txhob siv cov ntsia hlau lossis cov khoom siv nrog cov khoom siv tshuaj kom tshem tawm cov pob ntawm lub lens
2. Thaum tsis hnav, lawv yuav tsum ua zoo tu thiab so kom zoo. Thaum muab tso, ua ntej tshaj tawm lub tuam tsev sab laug (nqa sab coj raws li tus qauv), muab daim iav tso ntsej muag, muab daim ntaub npog nrog lub lens tu, thiab muab tso rau hauv ib lub hnab tshwj xeeb. Saib xyuas kom tsis txhob muaj lub lens thiab thav duab los ntawm kos los ntawm cov khoom tawv los yog nyem rau lub sij hawm ntev.
3. Txwv tsis pub lub sijhawm ntev ntev rau cov dej, tsau dej hauv dej, thiab qhov chaw hauv qhov chaw ruaj khov kom tiv thaiv tshav ntuj; Ntev raug hluav taws xob lossis hlau ntev ntev yog txwv tsis pub
4. Kuj xyuam xim rau cov chaw uas muaj roj thiab tawg plaub hau kom yooj yim mus sib xyaw, xws li cov tuam tsev thiab ntaub qhwv lub qhov ntswg. Nco ntsoov, tsis txhob ntxuav nrog dej kub lossis muab tso rau qhov chaw noo.
5. Nws tseem yooj yim rau deform thav duab thaum noj tsom iav nrog ib txhais tes.
6. Yog tias cov thav duab tsis meej lossis tsis xis hnav, mus rau lub khw kho qhov muag kom noj peb caug txoj kev kho kom haum.

Ua tib zoo mloog txog kev saib xyuas ntawm cov tsom iav, kom lub tsom iav tuaj yeem tiv thaiv zoo dua, thiab tsom iav tuaj yeem tiv thaiv zoo dua.