Xaiv cov lo ntsiab muag
Lub zog ntawm looj tsom iav dub tiv thaiv UV tsis cuam tshuam rau qhov tob ntawm lub lens xim. Thaum muas looj tsom iav dub, ua tib zoo saib seb puas muaj cov cim sib thooj uas thaiv cov kab hluav taws xob ultraviolet.
UV Performance index: Rau cov looj tsom iav dub, UV Performance index hais txog cov nyhuv lim dej ntawm ultraviolet rays. Tam sim no, UV Performance index ntawm feem ntau ntawm cov looj tsom iav dub yog nyob nruab nrab ntawm 96% thiab 98%.
Lub lens yog cim nrog UV400 lossis 100%: tom qab ua haujlwm tshwj xeeb, nws tuaj yeem thaiv tag nrho cov kab hluav taws xob ultraviolet nrog wavelengths tsawg dua 380nm, muab kev tiv thaiv txaus rau peb lub qhov muag.
Cov looj tsom iav dub
Myopia looj tsom iav dub yog tsim los ntawm dyeing lo ntsiab muag nrog tshuaj los ntawm cov txheej txheem tshwj xeeb. Tam sim no, cov dyeable resin lo ntsiab muag muaj plaub qhov ntsuas pom: 1.49, 1.56, 1.60, thiab 1.67. Qhov siab dua qhov refractive index, lub lens thinner.
Yog tias qhov kev ua thiab kho cov tsom iav tsom iav myopia tsis ua haujlwm zoo, tus neeg hnav yuav hnov zoo li kiv taub hau thiab tsis xis nyob, thiab yuav tsum tau mus rau lub khw muag khoom rau optometry thiab lens haum.
Cov looj tsom iav me me
Daim iav thav duab: Yuav tsum tsis muaj qhov ntse ntse, txwv tsis pub cov menyuam yaus tuaj yeem ua mob rau lawv tus kheej thaum ua si.
Lens: Rau kev nyab xeeb vim li cas, yuav tsum tau siv cov lo ntsiab muag tiv thaiv kab mob thiab UV400 resistant lo ntsiab muag.
Cov menyuam yaus uas muaj amblyopia thiab cov menyuam mos uas tseem hluas heev yuav tsum tsis txhob hnav looj tsom iav dub. Kev tiv thaiv zoo tshaj plaws rau cov menyuam mos yog lub kaus mom dav dav.
Polarized lo ntsiab muag
Polarized lo ntsiab muag yog hom tshwj xeeb ntawm lo ntsiab muag uas tuaj yeem txo qhov ci ntsa iab tshwm sim los ntawm txoj kev asphalt, iav phab ntsa, qhov chaw dej, thiab cov daus, tshem tawm kev xav thiab glare, thiab txhim kho qhov sib txawv ntawm cov xim scenery, muaj peev xwm tiv thaiv glare zoo. Polarized lo ntsiab muag ntawm cov xim sib txawv muaj cov yam ntxwv sib txawv.
Grey lossis ntsuab tsaus: Thaum saib cov khoom, nws tuaj yeem tuav cov xim qub tshaj plaws.
Xim av lossis kas fes: tuaj yeem txhim kho xim sib txawv thiab yog lub lens nyiam rau kev tsav tsheb.
Amber, daj, lossis txiv kab ntxwv: Hnav nws rau hnub huab cua tuaj yeem ua kom pom tseeb, tab sis nws tsis haum rau siv nyob rau hauv tshav ntuj.
Lub teeb liab los yog vermilion: Nyob rau hauv cov xwm txheej uas muaj zog glare, nws tuaj yeem txhim kho qhov sib txawv thiab ci ntsa iab, ua rau nws tsim nyog rau dej thiab daus.
Kev siv thiab kho
Cov looj tsom iav feem ntau raug muab tshem tawm, thiab cov lo ntsiab muag yog qhov yooj yim rau khawb. Yog li ntawd, thaum muaj stains adhering rau cov looj tsom iav dub, tsis txhob siv koj cov rau tes los khawb lawv, vim nws tuaj yeem khawb tau yooj yim ntawm qhov chaw.
Txawm koj khaws koj lub looj tsom iav qhov twg los xij, nco ntsoov khaws daim iav tig rau sab saum toj.
Cov neeg tsav tsheb feem ntau casually tso looj tsom iav dub rau ntawm lub dashboard lossis lub rooj zaum, uas yog tus cwj pwm phem heev. Cov looj tsom iav dub tuaj yeem deform vim huab cua kub, tshwj xeeb tshaj yog cov thav ntawv yas. Nws yog qhov zoo tshaj kom coj lawv tawm ntawm lub tsheb los yog khaws cia rau hauv cov ntaub ntawv tsom iav.
