The Visible Spectrum ultraviolet light 700 600 500 400 Wavelength(nm) ELECTRO-MAGNETIC WAVE Visual Rays Micro wave Electric Radiant X Uitra Infrared Oven/Radar wave Rays Rays violet (Radio/TV/ Rays vo Re Rays /Communi cationl FM) Near Infrared Rays Middle Far Infrared Rays Infrared Rays 0.75 1000 Grow-up Rays (Wave Length range to bring good effects to the human body and a living thing) (6-14 micron) 2 2