Blue light blocking lo ntsiab muag nrog ISO standard xiav lub teeb thaiv tus nqi ntawm 20% lossis siab dua yog pom zoo rau kev siv txhua hnub thaum siv LED cov khoom siv xws li TVs, khoos phis tawj, ntsiav tshuaj, thiab xov tooj ntawm tes. Blue light blocking lo ntsiab muag nrog ISO tus qauv xiav lub teeb thaiv tus nqi ntawm 40% lossis siab dua yog qhov pom zoo rau cov neeg siv ntau dua 8 teev ib hnub saib cov ntxaij vab tshaus. Vim tias lub teeb xiav thaiv cov tsom iav lim qee lub teeb xiav, lub vijtsam tuaj yeem pom daj. Nws raug nquahu kom hnav ob khub: ib nkawm tsom iav tsis tu ncua rau kev siv txhua hnub, thiab ib khub ntawm lub teeb xiav thaiv cov iav nrog lub teeb xiav thaiv tus nqi ntawm 40% lossis siab dua rau kev siv computers thiab lwm yam khoom siv LED digital. Plano (tsis yog-cov tshuaj) xiav lub teeb thaiv cov tsom iav yog nrov ntawm cov neeg siv tsis yog-myopic, tshwj xeeb yog tsim los rau kev ua haujlwm hauv computer, thiab maj mam dhau los ua kev zam.
