Led terms

Destination and divided are conveniently studied and scientists of application. The UV radiation is  put the UV radiation is divided into A-band (400 to 315 nanometer), B-band (315 to 280 nm) and C band (280-200 nm), and were known as UVA, UVB and UVC.Like other things, ultraviolet radiation can cause human advantageous aspects and negative aspects.

Through the research of the Science,ultraviolet radiation under matter effect can create a variety of matter effects. and be used for people. Radiometric measurement unit of physical isradiation energy, the radiation term can be applied to the entire electromagnetic spectrum, including microwave, infrared, ultraviolet and X-rays spectrum.