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2. Hydrargyrum medium-arc iodide lamp - Wikipedia

   en.wikipedia.org/wiki/Hydrargyrum_medium-arc...

   Similar to fluorescent lights, HMIs present problems with color temperature when used for film or video lighting applications.Unlike incandescent-lighting units, which are blackbody radiators limited to a theoretical maximum of 3680 K (the melting point of tungsten), HMI lamps, like all gas discharge lighting, emit the emission spectral lines of its constituent elements, specifically chosen so ...

3. Day for night - Wikipedia

   en.wikipedia.org/wiki/Day_for_night

   As the light sensitivity of film and video cameras has improved, shooting day for night has become less common in recent years. [2] A cultural reference as early as 1934 appears in Cole Porter's Anything Goes where a list song of the same name includes the observation, "and day's night today.")

4. Trans-Lux - Wikipedia

   en.wikipedia.org/wiki/Trans-Lux

   Trans-Lux is a company that specializes in designing, selling, leasing, and maintaining multi-color, real-time data and LED large-screen electronic information displays, but is primarily known as a major supplier of national stock ticker displays for stock exchanges.

5. Television set - Wikipedia

   en.wikipedia.org/wiki/Television_set

   The Christie Mirage 5000, a 2001 DLP projector. Digital light processing (DLP) is a type of video projector technology that uses a digital micromirror device. Some DLPs have a TV tuner, which makes them a type of TV display. It was originally developed in 1987 by Larry Hornbeck of Texas Instruments. While the DLP imaging device was invented by ...

6. Video projector - Wikipedia

   en.wikipedia.org/wiki/Video_projector

   A video projector is an image projector that receives a video signal and projects the corresponding image onto a projection screen using a lens system. Video projectors use a very bright ultra-high-performance lamp (a special mercury arc lamp ), Xenon arc lamp , metal halide lamp , LED or solid state blue, RB, RGB or fiber-optic lasers to ...

7. Technology of television - Wikipedia

   en.wikipedia.org/wiki/Technology_of_television

   The elements of a simple broadcast television system are: . An image source. This is the electrical signal that represents a visual image, and may be derived from a professional video camera in the case of live television, a video tape recorder for playback of recorded images, or telecine with a flying spot scanner for the transfer of motion pictures to video).