Infra Red Therapy. | 合法醫療器材資訊網

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1 Infra Red Therapy

2 Electromagnetic spectrum A spectrum is an arrangement of rays in order of their wave length. (It is the distance between point on one electromagnetic wave to exactly the same point on the next wave).

3 Electromagnetic radiation Gamma Rays Light with the shortest wavelengths and the highest energies and frequencies in the electromagnetic spectrum; also called gamma radiation. X-Rays Electromagnetic radiation with very short wavelengths and very high energies and frequencies. X-rays fall between gamma rays and ultraviolet radiation Ultraviolet Electromagnetic radiation with shorter wavelengths and higher energies and frequencies than visible light. UV light...