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2. Diffuser (optics) - Wikipedia

   en.wikipedia.org/wiki/Diffuser_(optics)

   In optics, a diffuser (also called a light diffuser or optical diffuser) is any material that diffuses or scatters light in some manner to transmit soft light.Diffused light can be easily obtained by reflecting light from a white surface, while more compact diffusers may use translucent material, including ground glass, teflon, opal glass, and greyed glass.

3. Fluorescent lamps and health - Wikipedia

   en.wikipedia.org/wiki/Fluorescent_lamps_and_health

   Standard acrylic diffusers over the fluorescent lamps absorb nearly all the UV-B radiation and appear to protect against this. [26] One paper suggested that in rare cases, fluorescent lighting can also induce depersonalization and derealization; subsequently, it can worsen depersonalization disorder symptoms. [27]

4. Fluorescent lamp - Wikipedia

   en.wikipedia.org/wiki/Fluorescent_lamp

   A fluorescent lamp, or fluorescent tube, is a low-pressure mercury-vapor gas-discharge lamp that uses fluorescence to produce visible light. An electric current in the gas excites mercury vapor, to produce ultraviolet and make a phosphor coating in the lamp glow.

5. Optical brightener - Wikipedia

   en.wikipedia.org/wiki/Optical_brightener

   Laundry detergent fluorescing under ultraviolet light. Optical brighteners, optical brightening agents (OBAs), fluorescent brightening agents (FBAs), or fluorescent whitening agents (FWAs), are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470 nm) through the ...

6. Light fixture - Wikipedia

   en.wikipedia.org/wiki/Light_fixture

   A light fixture (US English), light fitting (UK English), or luminaire is an electrical lighting device containing one or more light sources, such as lamps, and all the accessory components required for its operation to provide illumination to the environment. [1] All light fixtures have a fixture body and one or more lamps.

7. Skip The Candle And Light One Of These Essential Oil ... - AOL

   www.aol.com/best-essential-oils-diffusers...

   Lighting. Some essential oil diffusers offer soft lighting similar to the glow of a candle, while others offer color-changing LED lights. Others don’t have a lighting feature at all. If you have ...