xov xwm

Lub teeb xiav yog dab tsi?

Lub hnub da dej rau peb txhua hnub hauv lub teeb, uas yog ib qho ntawm ntau hom hluav taws xob hluav taws xob, nrog rau xov tooj cua, microwaves thiab gamma rays.Peb tsis tuaj yeem pom feem ntau ntawm cov nthwv dej ntawm lub zog no ntws los ntawm qhov chaw, tab sis peb tuaj yeem ntsuas lawv.Lub teeb uas tib neeg lub qhov muag pom tau, raws li nws thaws tawm ntawm cov khoom, muaj wavelengths ntawm 380 thiab 700 nanometers.Hauv qhov spectrum no, khiav ntawm violet mus rau liab, xiav lub teeb vibrates nrog yuav luag qhov qis tshaj wavelength (400 txog 450nm) tab sis yuav luag lub zog siab tshaj plaws.

Lub teeb xiav ntau dhau puas tuaj yeem ua rau kuv lub qhov muag puas?

Nrog rau sab nraum zoov zoo tshaj plaws muab los ntawm peb qhov kev cuam tshuam loj tshaj plaws rau lub teeb xiav, peb yuav paub tam sim no yog tias lub teeb xiav yog teeb meem.Qhov ntawd tau hais tias, ntsia ntawm lub teeb xiav xiav-tseem ceeb, tsis pom kev, rau feem ntau ntawm peb cov sij hawm sawv, yog qhov tshwm sim tshiab, thiab lub qhov muag digital yog ib qho kev tsis txaus siab.

Txog tam sim no tsis muaj pov thawj tias lub teeb xiav los ntawm cov khoom siv yog qhov ua txhaum.Cov neeg siv khoos phis tawj nyiam ntsais tsib zaug tsawg dua li niaj zaus, uas tuaj yeem ua rau qhov muag qhuav.Thiab tsom ntsoov rau txhua yam rau lub sijhawm ntev yam tsis tau so yog ib daim ntawv qhia rau qhov muag nkees.

Koj tuaj yeem ua rau lub retina puas yog tias koj taw tes xiav lub teeb muaj zog ntawm nws ntev txaus, uas yog vim li cas peb tsis saib ncaj qha rau lub hnub lossis LED teeb.

Dab tsi yog xiav lub teeb absorbing dye?

Blue Light Harmness: Lub teeb xiav kuj tuaj yeem ua rau cov kab mob cataracts thiab retinal mob, xws li macular degeneration.

Xiav lub teeb absorbers siv rau ntawm iav lo ntsiab muag lossis cov ntxaij lim dej tuaj yeem txo lub teeb xiav thiab tiv thaiv peb lub qhov muag.