Cov iav tiv thaiv yog tsom iav uas ua lub luag haujlwm tshwj xeeb. Lawv siv ntau zaus thiab xav tau cov iav sib txawv. Lawv tau muab faib ua cov tsom iav kev nyab xeeb thiab lub ntsej muag tiv thaiv, uas yuav tsum tau hnav ntev ntev ntawm kev ua haujlwm.
Muaj ntau hom tsom iav tiv thaiv, nrog rau cov tsom iav tsis muaj plua plav, cov iav pov thawj pov thawj, tsom iav tshuaj tiv thaiv thiab lub teeb hluav taws xob pov thawj tsom iav.
Classification thiab coj mus siv:
Impact pov thawj tsom iav: feem ntau yog siv rau kev puas tsuaj rau lub qhov muag los ntawm cov hlau los yog pob zeb khib nyiab. Cov tsom iav tsom iav thiab thav duab yuav tsum muaj zog hauv cov qauv thiab tiv taus qhov cuam tshuam.
Tshuaj tiv thaiv tsom iav: feem ntau yog siv los tiv thaiv cov tshuaj lom neeg ntawm irritating los yog corrosive tov rau lub qhov muag. Cov lo ntsiab muag yog acid-base thiab corrosion-resistant.
Plua plav-pov thawj tsom iav: iav plua plav pov thawj yog siv nyob rau hauv ib puag ncig plua plav, thiab feem ntau yuav tsum tau rau lub lens ceev tsis siab.
Cov tsom iav tiv thaiv hluav taws xob: cov neeg ua haujlwm koom nrog kev vuam hluav taws xob, roj vuam, hlau ua thiab iav tshuab yuav tsum hnav cov iav tiv thaiv arc hluav taws xob. Cov xim ntawm cov lo ntsiab muag tuaj yeem tsaus lossis lub teeb, uas yuav tsum tau xaiv raws li qhov chaw ua haujlwm.
Cov iav tiv thaiv hluav taws xob tiv thaiv yog siv los tiv thaiv ob lub qhov muag los ntawm cov hluav taws xob ultraviolet ntau dhau. Lub lens yog ua los ntawm cov iav tshwj xeeb uas tuaj yeem cuam tshuam lossis nqus hluav taws xob, tab sis tuaj yeem dhau los ntawm qee lub teeb pom kev. Txhua hom iav tiv thaiv yog ua los ntawm cov khoom sib txawv. Piv txwv li, anti laser tsom iav muaj qhov xav tau siab rau lo ntsiab muag.