A type of wave energy and electromagnetic radiation in the wavelength range of the human eye sees, or sometimes as electromagnetic radiation in the wavelength range from ultraviolet to infrared radiation.
Wave energy and the type of electromagnetic radiation in the wavelength range of the human eye to see. You may also include radiation in the wavelength range from infrared to the ultraviolet.
A kind of wave and electromagnetic radiation in the wavelength range that have the power to human eye vision. Or sometimes may include electromagnetic radiation in the infrared wavelength range from the ultraviolet rays.