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2. Emergency vehicle lighting - Wikipedia

   en.wikipedia.org/wiki/Emergency_vehicle_lighting

   A Japanese police car with a PATLITE AWS light bar NEXCO East Japan patrol car with amber and red light bar. Red is the most used color on Japanese emergency vehicles. Japanese police use light bars mounted on a raised (mechanical) platform to make them more visible over congested streets. Rotating lights are most commonly used. But some newer ...

3. LED stage lighting - Wikipedia

   en.wikipedia.org/wiki/LED_stage_lighting

   The 2008 Concordia College Christmas Concert used LED instruments to light the murals. LED instruments can contain a number of different coloured LEDs, often red, green and blue, and different light output colours can be achieved by adjusting the intensity of each LED color group. LED instruments should have a long service life relative to ...

4. LED display - Wikipedia

   en.wikipedia.org/wiki/LED_display

   Detail view of an LED display with a matrix of red, green and blue diodes The 1,500-foot (460 m) long LED display on the Fremont Street Experience in Downtown Las Vegas, Nevada, is currently the largest in the world. A LED display is a flat panel display that uses an array of light-emitting diodes (LEDs) as pixels for a video display.

5. LED Light Therapy Works for Your Vagina, Too - AOL

   www.aol.com/led-light-therapy-works-vagina...

   Boakye adds that red and blue light are most commonly used for dermatological LED treatments: “Red light is able to reach the dermis and activate fibroblast growth factor expression”—cells ...

6. Light-emitting diode - Wikipedia

   en.wikipedia.org/wiki/Light-emitting_diode

   The other is to use a phosphor material to convert monochromatic light from a blue or UV LED to broad-spectrum white light, similar to a fluorescent lamp. The yellow phosphor is cerium-doped YAG crystals suspended in the package or coated on the LED. This YAG phosphor causes white LEDs to appear yellow when off, and the space between the ...

7. Light-emitting diode therapy - Wikipedia

   en.wikipedia.org/wiki/Light-emitting_diode_therapy

   Application of red and blue LED light for photodynamic treatments are generally safe and can be used to treat different cancers. However, they may differ in the efficiency and response. [ 17 ] For instance, In the treatment of Gorlin syndrome , a genetic disorder predisposed to cancer, studies have shown that blue light therapy achieves a ...