| ultraviolet ray |
An invisible ray of the spectrum beyond the violet rays. The wavelengths of ultraviolet rays vary. They may be refracted, reflected, and polarized, but will not traverse many substances impervious to the rays of the visible spect
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| ultraviolet transmitting glass |
Glass designed to admit ultraviolet radiation through it. It transmits about half of the solar radiation, between the wavelengths of 290 and 320 nm.
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| ultraviolet |
Invisible rays that are part of the energy that comes from the sun. UV radiation can burn the skin and cause melanoma and other types of skin cancer. UV radiation that reaches the earth's surface is made up of two types of rays, called UVA and UVB rays. UVB rays are more likely than UVA rays to cause sunburn, but UVA rays pass further into the skin. Scientists have long thought that UVB radiation can cause melanoma and other types of skin cancer. ...
출처: www.smcancercenter.com/resource/u.shtml
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| ultraviolet |
(UV) light - short, high energy invisible light waves beyond violet in the spectrum with a length of 250 to 400 nanometers.
출처: myrlejohnson.tripod.com/id12.html
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| ultraviolet radiation |
Radiation of wavelengths shorter than 400nm, found in light from the sun, sky and most artificial light sources, it is and has a strongly damaging effect on collections.
출처: www.rcaam.org/educate/glos-stu.htm
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