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1.56 Hoto mai launuka iri-iri na ruwan tabarau na HMC na gani
Gilashin ruwan tabarau na Photochromic, wanda aka fi sani da "gilashin tabarau masu amsawa ga haske". Dangane da ƙa'idar amsawar canzawa tsakanin launuka masu haske, ruwan tabarau na iya yin duhu cikin sauri a ƙarƙashin hasken haske da hasken ultraviolet, toshe haske mai ƙarfi da kuma shan hasken ultraviolet, da kuma shan hasken da ake iya gani ba tare da wani bambanci ba; lokacin da ya koma wurin duhu, zai iya dawo da yanayin da ba shi da launi da haske cikin sauri, yana tabbatar da cewa ruwan tabarau na watsawa ne. Saboda haka, ruwan tabarau na photochromic sun dace da amfani a cikin gida da waje don hana lalacewar idanu daga hasken rana, hasken ultraviolet da haske.
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1.56 FSV Hoto Grey HMC ruwan tabarau na gani
Gilashin daukar hoto ba wai kawai suna gyara gani ba, har ma suna hana yawancin lalacewar da idanu ke yi daga hasken UV. Yawancin cututtukan ido, kamar lalacewar macular degeneration da ke da alaƙa da shekaru, pterygium, na tsufa da sauran cututtukan ido, suna da alaƙa kai tsaye da hasken ultraviolet, don haka gilashin daukar hoto na iya kare idanu har zuwa wani mataki.
Gilashin tabarau na Photochromic na iya daidaita hasken ta hanyar canza launin ruwan tabarau, ta yadda idanun ɗan adam za su iya daidaitawa da canjin hasken da ke kewaye, rage gajiyar gani da kuma kare idanu.
