actinic light rays

См. также в других словарях:

• actinic light — the portion of the spectrum comprising the light rays capable of producing chemical effects …   Medical dictionary

• actinic retinitis — inflammation of the retina due to exposure to actinic light rays …   Medical dictionary

• actinic rays — n pl radiation (as in the violet and ultraviolet parts of the spectrum) having marked photochemical action * * * light rays that produce chemical changes. In general, light rays have more of this property the farther they are from the center of… …   Medical dictionary

• Actinic conjunctivitis — is an eye condition contracted from prolonged exposure to Actinic (ultraviolet) rays. Symptoms are redness and swelling of the eyes. Most often the condition is caused by prolonged exposure to Klieg lights, therapeutic lamps, and acetylene… …   Wikipedia

• actinic rays — n. light rays, esp. the violet and ultraviolet parts of the spectrum, that produce chemical changes, as in photography * * * …   Universalium

• actinic rays — n. light rays, esp. the violet and ultraviolet parts of the spectrum, that produce chemical changes, as in photography …   English World dictionary

• Light therapy — Intervention Bright light therapy is a common treatment for seasonal affective disorder and for circadian rhythm disorders. ICD 10 PCS …   Wikipedia

• Light — (Roget s Thesaurus) < N PARAG:Light >N GRP: N 1 Sgm: N 1 light light ray beam stream gleam streak pencil Sgm: N 1 sunbeam sunbeam moonbeam Sgm: N 1 aurora aurora GRP: N 2 …   English dictionary for students

• actinic — Relating to the chemically active rays of the electromagnetic spectrum. [G. aktis (aktin ), a ray] * * * ac·tin·ic ak tin ik adj of, relating to, resulting from, or exhibiting chemical changes produced by radiant energy esp. in the visible and… …   Medical dictionary

• actinic ray — noun electromagnetic radiation that can produce photochemical reactions • Syn: ↑actinic radiation • Hypernyms: ↑electromagnetic radiation, ↑electromagnetic wave, ↑nonparticulate radiation • Hyponyms: ↑ …   Useful english dictionary

• ultraviolet light — noun radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays (Freq. 3) • Syn: ↑ultraviolet, ↑ultraviolet radiation, ↑ultraviolet illumination, ↑UV • Derivationally related forms: ↑ultraviolet …   Useful english dictionary