Kawm paub txog qhov tseem ceeb ntawm cov tsom iav tiv thaiv thiab cov khaub ncaws tiv thaiv

Cov iav tiv thaiv yog ib feem tseem ceeb ntawm cov khoom siv tiv thaiv tus kheej, uas tuaj yeem muab faib ua cov iav tiv thaiv zoo tib yam thiab cov iav tiv thaiv tshwj xeeb raws li lawv txoj haujlwm.Hnub no peb yuav los kawm txog cov iav tiv thaiv dab tsi koj yuav tsum paub?
1. Nqa daim iav nrog ob txhais tes thiab tuav nws maj mam.Yog hais tias cov tsom iav tau muab tso rau ib ntus, sab convex ntawm lub lens yuav tsum muab tso rau saum.
2. Thaum koj tsis hnav tsom iav, qhwv lawv nrog iav ntaub thiab muab tso rau hauv lub thawv iav.Thaum koj khaws cia, tsis txhob sib cuag nrog cov tshuaj tua kab, cov khoom siv tu chav dej, tshuaj pleev ib ce, tshuaj tsuag plaub hau, tshuaj thiab lwm yam khoom siv corrosive, txwv tsis pub nws yuav ua rau tsis zoo, tsis zoo, discoloration thiab lwm yam teeb meem ntawm lo ntsiab muag thiab thav ntawv.
3. Lead iav: 0.5mmpb/0.75mmpb
Cov nyiaj qub

Kev tiv thaiv sab

Cov khaub ncaws tiv thaiv hluav taws xob feem ntau yog siv rau X-ray hauv tsev kho mob.Cov neeg ua haujlwm kho mob tuaj yeem siv cov khaub ncaws tiv thaiv hluav taws xob los tiv thaiv kev noj qab haus huv ntawm lub cev hluav taws xob thiab tiv thaiv kev puas tsuaj hluav taws xob thaum kuaj X-ray thiab kev cuam tshuam hluav taws xob.
Nws tuaj yeem pom tau tias X-ray tiv thaiv khaub ncaws ua lub luag haujlwm tseem ceeb hauv kev saib xyuas kev noj qab haus huv ntawm cov neeg ua haujlwm kho mob, thiab kev kho mob X-ray tiv thaiv khaub ncaws yuav maj mam dhau los ua cov khoom tsim nyog rau cov neeg ua haujlwm kho mob.Peb cia siab tias tib neeg tuaj yeem paub txog nws qhov tseem ceeb.
Rau cov neeg ua haujlwm kho mob hauv kev siv X-ray puas tsuaj rau tib neeg lub cev, kev siv cov khoom siv hluav taws xob tiv thaiv hluav taws xob yog ib txoj hauv kev tseem ceeb thiab txhais tau tias tiv thaiv hluav taws xob puas tsuaj thiab tiv thaiv lub cev, yog li cov khaub ncaws tiv thaiv hluav taws xob tau ua lub luag haujlwm tseem ceeb. .