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1. en.wikipedia.org › wiki › UltravioletUltraviolet - Wikipedia

   en.wikipedia.org › wiki › Ultraviolet

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   2. Mai 2024 · Ultraviolet (UV) light is electromagnetic radiation of wavelengths of 10–400 nanometers, shorter than that of visible light, but longer than X-rays. UV radiation is present in sunlight, and constitutes about 10% of the total electromagnetic radiation output from the Sun.

2. www.biologie-seite.de › Biologie › UltraviolettstrahlungUltraviolettstrahlung – biologie-seite.de

   www.biologie-seite.de › Biologie › Ultraviolettstrahlung

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   19. Apr. 2024 · Ultraviolettstrahlung, kurz Ultraviolett oder UV-Strahlung, umgangssprachlich auch ultraviolettes Licht, UV-Licht oder Schwarzlicht, selten auch Infraviolett-Strahlung (Abk. IV-Strahlung) ist für den Menschen unsichtbare elektromagnetische Strahlung mit einer Wellenlänge, die kürzer ist als die des für den Menschen sichtbaren ...

3. facts.net › science › 15-facts-about-ultraviolet15 Facts About Ultraviolet - Facts.net

   facts.net › science › 15-facts-about-ultraviolet

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   28. Apr. 2024 · Ultraviolet radiation is categorized into three main types: UVA, UVB, and UVC. UVA has the longest wavelength and is the most prevalent form of UV radiation that reaches the Earth's surface, while UVC has the shortest wavelength and is mostly absorbed by the Earth's atmosphere.

4. www.livescience.com › health › can-humans-see-ultraviolet-lightCan humans see ultraviolet light? | Live Science

   www.livescience.com › health › can-humans-see-ultraviolet-light

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   28. Apr. 2024 · Ultraviolet (UV) wavelengths are smaller than those on the visible spectrum, but can people see them? The answer, it turns out, depends on how old you are and whether your eyes contain UV ...

5. www.britannica.com › science › electromagnetic-spectrumElectromagnetic spectrum | Definition, Diagram, & Uses

   www.britannica.com › science › electromagnetic-spectrum

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   15. Apr. 2024 · The electromagnetic spectrum comprises the span of all electromagnetic radiation and consists of many subranges, commonly referred to as portions, such as visible light or ultraviolet radiation. The various portions bear different names based on differences in behaviour in the emission, transmission, and absorption of the ...

6. www.britannica.com › science › sunlight-solar-radiationSunlight | Definition, Wavelengths, & Facts | Britannica

   www.britannica.com › science › sunlight-solar-radiation

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   19. Apr. 2024 · Ordinarily, sunlight is broken down into three major components: (1) visible light, with wavelengths between 0.4 and 0.8 micrometre, (2) ultraviolet light, with wavelengths shorter than 0.4 micrometre, and (3) infrared radiation, with wavelengths longer than 0.8 micrometre.

7. www.visioncenter.org › resources › uv-light-protection-statisticsHow Does UV Exposure Affect Eye Health? - Vision Center

   www.visioncenter.org › resources › uv-light-protection-statistics

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   16. Apr. 2024 · Ultraviolet (UV) radiation from the sun poses significant risks to eye health. It can potentially lead to various conditions, such as cataracts, macular degeneration, and even eye cancer. One way to safeguard your eyes from these harmful effects is by wearing sunglasses with proper UV protection.