Tonse tikudziwa kuti pali mitundu yosiyanasiyana malinga ndi magulu osiyanasiyana.Kuwala ndi mafunde amagetsi, malinga ndi kutalika kwake, komwe kumatha kugawidwa mu kuwala kwa ultraviolet (1nm-400nm), kuwala kowoneka (400nm-700nm), kuwala kobiriwira (490 ~ 560nm), kuwala kofiira (620 ~ 780nm) ndi kuwala kwa infuraredi. (700nm pa...
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