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  2. LED art - Wikipedia

    en.wikipedia.org/wiki/LED_art

    LED art is a form of light art constructed from light-emitting diodes. LEDs (light emitting diodes) are very inexpensive to purchase and have become a new way to make street art. Many artists who use LEDs are guerrilla artists , incorporating LEDs to produce temporary pieces in public places.

  3. The LED Hair Regrowth Device That Changed This Editor's ... - AOL

    www.aol.com/led-hair-regrowth-device-changed...

    Powered with 120 red (640 nm) LED wavelengths, designed to target the whole head, you wear the helmet for 10 minutes a day and the light works to increase the flow of blood, oxygen, and nutrients ...

  4. Light-emitting diode - Wikipedia

    en.wikipedia.org/wiki/Light-emitting_diode

    As illustrated by a straight line on the chromaticity diagram, simple two-white blends will have a pink bias, becoming most severe in the middle. A small amount of green light, provided by another LED, could correct the problem. [38] Some products are RGBWW, i.e. RGBW with tunable white. [39] A final class of white LED with mixed light is dim ...

  5. Light painting - Wikipedia

    en.wikipedia.org/wiki/Light_painting

    Light painting inside an abandoned limestone quarry in France. Light painting, painting with light, light drawing, light art performance photography, or sometimes also freezelight are terms that describe photographic techniques of moving a light source while taking a long-exposure photograph, either to illuminate a subject or space, or to shine light at the camera to 'draw', or by moving the ...

  6. Doctors Agree: These Futuristic Helmets Could Help Grow Your ...

    www.aol.com/lifestyle/doctors-agree-futuristic...

    Use this comb like you would a regular hair brush and the bristles help part your hair to ensure the light from the 12 laser diodes (these aren’t LED) actually penetrate and reach your scalp ...

  7. LED filament - Wikipedia

    en.wikipedia.org/wiki/LED_filament

    A 230-volt LED filament light bulb, with a B22 base. The filaments are visible as the four yellow vertical lines. A LED filament light bulb is a LED lamp which is designed to resemble a traditional incandescent light bulb with visible filaments for aesthetic and light distribution purposes, but with the high efficiency of light-emitting diodes (LEDs).

  8. Photographic lighting - Wikipedia

    en.wikipedia.org/wiki/Photographic_lighting

    In portrait lighting, it also called a "hair" light because it is used to create the appearance of physical separation between the subject's head and background. In natural lighting, the tone of the background is influenced by its reflective qualities and whether it is illuminated by the sun directly or skylight indirectly.

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!