Twese tuzi ko hari amabara atandukanye ukurikije imirongo itandukanye. Umucyo ni umuyagankuba wa elegitoroniki, ukurikije uburebure bwawo, ushobora kugabanywa mu mucyo ultraviolet (1nm-400nm), urumuri rugaragara (400nm-700nm), itara ry'icyatsi (490 ~ 560nm), itara ritukura (620 ~ 780nm) n'umucyo utagaragara. (700nm a ...
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