Me yasa Muke Bukatar Lens Mai Rana?

Bincike ya nuna cewa dogon lokaci, rashin kariya ga hasken UVA da UVB na iya taimakawa wajen bunkasa yanayin ido mai tsanani irin su cataracts da macular degeneration. Lens na rana yana taimakawa wajen hana fitowar rana a idanu wanda zai iya haifar da ciwon daji na fata, cataracts da wrinkles.Hakanan an tabbatar da ruwan tabarau na rana mafi aminci na gani don tuƙi da samar da mafi kyawun lafiyar gabaɗaya da kariya ta UV don idanunku a waje.

ruwan tabarau masu launin tokaRage duk tsawon raƙuman ruwa daidai.Suna rage haske yayin kiyaye fahimtar launi.
ruwan tabarau Browns ɗaukar haske a cikin UV da ƙarshen shuɗi na bakan yayin da yake rage ƙarfin hasken kewaye.Duk da yake akwai yuwuwar samun wasu wahala waɗanda ke halartar gane launuka, wasu suna jin ruwan tabarau mai launin ruwan kasa na iya haɓaka bambanci.
G-15 Green ruwan tabarauHaɗin gaske ne na launin toka mai launin toka da kore wanda ke watsa 15% (blocks 85%) na haske.
ruwan tabarau na rawayatace blue light.Waɗannan gajerun tsayin igiyoyin ruwa suna billa barbashi na ruwa a cikin iska suna ƙara tasirin hazo da hazo.Ruwan tabarau mai launin rawaya na iya rage tasirin hazo, amma har yanzu yana rage yawan hasken da ake samu kuma bai kamata a taɓa sawa da dare ba.
Ruwan tabarau na Gradient: Gilashin ruwan tabarau suna tinted daga sama zuwa ƙasa - saman ruwan tabarau ya fi duhu kuma ya ɓace zuwa launi mai haske a ƙasan ruwan tabarau.Ruwan tabarau na gradient suna da kyau don tuƙi, saboda suna kare idanunku daga hasken rana a sama amma suna ba da ƙarin haske ta ƙasan rabin ruwan tabarau ta yadda za ku iya ganin dashboard ɗin motarku a sarari.