Ruwan tabarau na Photochromic sune ruwan tabarau masu daidaita haske waɗanda ke daidaita kansu zuwa yanayin haske daban-daban. Lokacin cikin gida, ruwan tabarau a bayyane kuma idan sun fallasa ga hasken rana, suna yin duhu cikin ƙasa da minti ɗaya.
Duhun duhu na bayan-canza launi na ruwan tabarau na photochromic an yanke shawarar ta hanyar tsananin hasken ultraviolet.
Ruwan tabarau na photochromic na iya daidaitawa da canza haske, don haka idanunku ba lallai ne su yi wannan ba. Sanya irin wannan ruwan tabarau zai taimaka idanunku su ɗan ɗan huta.
Akwai biliyoyin kwayoyin halitta marasa ganuwa a cikin ruwan tabarau na photochromic. Lokacin da ruwan tabarau ba a fallasa su ga hasken ultraviolet, waɗannan kwayoyin suna kiyaye tsarin su na yau da kullun kuma ruwan tabarau suna kasancewa a bayyane. Lokacin da aka fallasa su zuwa hasken ultraviolet, tsarin kwayoyin halitta ya fara canza siffar. Wannan halayen yana haifar da ruwan tabarau su zama yanayi masu launi iri ɗaya. Da zarar ruwan tabarau sun fita daga hasken rana, kwayoyin sun koma yadda suka saba, kuma ruwan tabarau sun sake bayyana.
☆ Suna da matukar daidaitawa zuwa yanayin haske daban-daban a cikin gida da waje
☆ Suna ba da kwanciyar hankali sosai, tunda suna rage karfin ido da haske a rana.
☆ Ana samun su don yawancin magunguna.
☆ Kare idanu daga hasken UVA da UVB masu cutarwa (yana rage haɗarin cataracts da macular degeneration masu alaƙa da shekaru).
☆ Suna ba ku damar daina jujjuya tsakanin fitattun tabarau da tabarau.
☆ Ana samun su da launuka daban-daban don dacewa da kowane buƙatu.