Canadian Medical Guide > Physical Sciences > Natural Sciences > Physics > Optics > Light Terms and Definitions




Light

Medical Definition: That portion of the electromagnetic spectrum to which the human eye is sensitive. Light is about 400 to 800 nanometers in wavelength, i.e., between the ultraviolet and infrared spectra.
Guide Notes: non-ionizing; differentiate from LIGHTING (the environment); /ther use = PHOTOTHERAPY (coord disease with /ther, not /radiother) but consider also PHOTOCHEMOTHERAPY & ULTRAVIOLET THERAPY; as radiation: TN 158; light scattering = SCATTERING, RADIATION (IM)
Also Called: Light, Visible
Light Categories.
Canadian Medical Guide Definition Luminescence - The property of giving off light without emitting a corresponding degree of heat. It includes the luminescence of inorganic matter or the bioluminescence of human matter, invertebrates and other living organisms. For the luminescence of bacteria, LUMINESCENCE, BACTERIAL is available.

Light Medical Definitions and Terms

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