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2. 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 ...

3. Digital light processing - Wikipedia

   en.wikipedia.org/wiki/Digital_Light_Processing

   The lamp's end of life is typically indicated by an LED on the unit or an onscreen text warning, necessitating replacement of the lamp unit. Continued operation of the lamp past its rated lifespan may result in a further decrease in efficiency, the lightcast may become uneven, and the lamp may eventually become hot enough to the point that the ...

4. LCD projector - Wikipedia

   en.wikipedia.org/wiki/LCD_projector

   To display images, LCD (liquid-crystal display) projectors typically send light from a metal-halide lamp through a prism or series of dichroic filters that separates light to three polysilicon panels – one each for the red, green and blue components of the video signal. As polarized light passes through the panels (combination of polarizer ...

5. Rear-projection television - Wikipedia

   en.wikipedia.org/wiki/Rear-projection_television

   The first DLP 1080p RPTV was launched in 2005 by Mitsubishi. The first RPTV to use LEDs instead of an UHP lamp as its light source was released by Samsung in 2006. RPTVs that used a plasma lamp were released by Panasonic in 2007. [26] [27] The first RPTV to use lasers instead of an UHP lamp or an LED was released by Mitsubishi as the LaserVue ...

6. 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.

7. LED lamp - Wikipedia

   en.wikipedia.org/wiki/LED_lamp

   A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...