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Optical Radiation

SunsetOptical Radiation

Optical radiation is subdivided into three areas: ultraviolet radiation (UV), the light visible for man (VIS) and infra-red radiation (IR).
In particular UV radiation is useful but also dangerous for man. UV radiation is generated by the sun or artificial radiation sources. Anyone who exposes himself excessively to this type of radiation increases the danger to fall ill from skin cancer later on. It is therefore of particular importance to be careful in this area.
Infra-red radiation mainly transmits heat. It is e. g. generated in the sun or in a fire. IR radiation especially warms skin and eyes of man. This effect is used in the medical field, for instance. Here care has to be taken as well to stick to a reasonable level. Too much IR radiation causes damages.
 

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What is the meaning of UV-Index?
 
The UV index is a measure of the intensity of UV radiation reaching the earth’s surface on a horizontal area, weighted according to the risk of sunburn. more...


   
Anwendung künstlicher UV-Strahlung

UV-Strahlung in kommerziell betriebenen oder häuslichen Solarien ruft die gleichen schädlichen Strahlenwirkungen wie die UV-Strahlung der Sonne hervor. more...
 
Wirkung künstlicher UV-Strahlung

Die künstlich erzeugte UV-Strahlung unterscheidet sich nicht in ihrer Wirkungsweise von der natürlichen UV-Strahlung. Entsprechend können bei Nutzung von Solarien akute und chronische Schädigungen der Augen und der Haut auftreten, wie sie von einer erhöhten Bestrahlung durch die Sonne bekannt sind. more...
 
Effects of Solar UV Radiation on Humans and the Environment

The sun is the most important source of UV radiation. The UV intensity at ground level is sufficiently high to exert big influence on human health as well as on terrestrial and aquatic ecosystems. The expected reduction of the atmospheric ozone concentration could further increase this influence. Therefore, the ground-level solar UV radiation is an important environmental parameter which has to be continuously monitored and evaluated from the point of view of radiation protection as well as an ecological parameter. more...