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2. Arc lamp - Wikipedia

   en.wikipedia.org/wiki/Arc_lamp

   Most of the carbon spectra occurs in a very broad line centered at 389 nm (UV-A, just outside the visual spectrum), and a very narrow line at 250 nm (UV-B), plus some other less-powerful lines in the UV-C. Most of the visible and IR radiation is produced from incandescence created at the positive electrode, or anode.

3. Searchlight - Wikipedia

   en.wikipedia.org/wiki/Searchlight

   ATS officers-in-training crew a 90 cm searchlight in Western Command, 1944. A searchlight (or spotlight) is an apparatus that combines an extremely bright source (traditionally a carbon arc lamp) with a mirrored parabolic reflector to project a powerful beam of light of approximately parallel rays in a particular direction.

4. Blacklight - Wikipedia

   en.wikipedia.org/wiki/Blacklight

   Blacklight fluorescent tubes. The violet glow of a blacklight is not the UV light itself, but visible light that escapes being filtered out by the filter material in the glass envelope. A blacklight, also called a UV-A light, Wood's lamp, or ultraviolet light, is a lamp that emits long-wave ultraviolet light and very little visible light.

5. This is the most powerful UV robot in the world - AOL

   www.aol.com/news/most-powerful-uv-robot-world...

   The Lightstrike UV robot by Xenex can disinfect 99.99% of the coronavirus strain in two minutes. The robot has been deployed in over 700 hospitals worldwide and is being used in the stadium of the ...

6. The 12 Best UV Lamps for Nails to Dry Your Polish in Minutes

   www.aol.com/13-best-uv-lamps-nails-184500799.html

   Gel UV LED Nail Lamp. This powerful device has a voltage of up to 40 watts and uses a soft light in its drying process to minimize skin tanning. It must also be a hit among Amazon’s nail lovers ...

7. Ultraviolet - Wikipedia

   en.wikipedia.org/wiki/Ultraviolet

   Ultraviolet radiation, also known as simply UV, 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.