Siyazi sonke ukuthi kunemibala eyahlukene ngokwamaqembu ahlukene. Ukukhanya igagasi kazibuthe, ngokobude balo, okungase kuhlukaniswe ukukhanya ultraviolet (1nm-400nm), ukukhanya okubonakalayo (400nm-700nm), ukukhanya okuluhlaza (490~560nm), ukukhanya okubomvu (620~780nm) kanye infrared ukukhanya. (700nm a...
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