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1.67 Ruwan tabarau na gani na Spin Photochromic Grey HMC
Gilashin ruwan tabarau masu canza launi, waɗanda aka fi sani da "gilashin tabarau masu amsawa ga haske". Dangane da ƙa'idar amsawar canjin yanayin haske na photochromatic, ruwan tabarau na iya yin duhu cikin sauri a ƙarƙashin haske da hasken ultraviolet, toshe haske mai ƙarfi da kuma shan hasken ultraviolet, da kuma nuna shaƙar haske mara launi. Komawa cikin duhu, zai iya dawo da yanayin haske mara launi cikin sauri, tabbatar da watsa ruwan tabarau. Saboda haka, ruwan tabarau masu canza launi sun dace da amfani a cikin gida da waje a lokaci guda don hana lalacewar hasken rana, hasken ultraviolet da hasken ido.
