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  2. Rear-projection television - Wikipedia

    en.wikipedia.org/wiki/Rear-projection_television

    Modern color rear-projection television had become commercially available in the 1970s, [15] [16] [17] but at that time could not match the image sharpness of a direct-view CRT. Early 2000s CRT projection TV with 1080i HD ready capabilities has an RCA line level input for use of internal speakers as a center channel in a surround sound system.

  3. High-intensity discharge lamp - Wikipedia

    en.wikipedia.org/wiki/High-intensity_discharge_lamp

    Ultra-high performance (UHP) HID lamps are used in LCD or DLP projection TV sets or projection displays as well. HID lamps have made indoor gardening practical, particularly for plants that require high levels of direct sunlight in their natural habitat; HID lamps, specifically metal-halide and high-pressure sodium, are a common light source ...

  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. List of television manufacturers - Wikipedia

    en.wikipedia.org/wiki/List_of_television...

    Post 1987 TVs were made by Mitsubishi and sold as Electrohome in name only Element Electronics: 2006 present Emerson Radio & Phonograph: 1947 1973 EMI - - Farnsworth: 1947 1965 Ferguson Electronics - - Ferranti - - Finlux (Vestel) 1971 present Fisher Electronics - - Fujitsu: 1992 present Funai: 1980s present Geloso: 1931 1972 General Electric ...

  6. Orion Electric - Wikipedia

    en.wikipedia.org/wiki/Orion_Electric

    Orion also manufactured OEM televisions for Hitachi. Most of these TVs were sold at Wal-Mart and Sam's Club stores. Orion also operated Orion Sales, headquartered in Olney, Illinois, for the North American market, using their privately-owned Sansui brand, and their recently licensed JVC television brand. Due to declining sales, Orion Sales ...

  7. Large-screen television technology - Wikipedia

    en.wikipedia.org/wiki/Large-screen_television...

    A 140 cm (56 in) DLP rear-projection TV Large-screen television technology (colloquially big-screen TV) developed rapidly in the late 1990s and 2000s.Prior to the development of thin-screen technologies, rear-projection television was standard for larger displays, and jumbotron, a non-projection video display technology, was used at stadiums and concerts.

  8. Centennial Light - Wikipedia

    en.wikipedia.org/wiki/Centennial_Light

    The pendant light at Fire Station #6 in which the bulb is installed. The Centennial Light was originally a 60-watt bulb, but has since dimmed significantly and is now as bright as a 4-watt bulb. [7] [8] [9] The hand-blown, carbon-filament common light bulb was invented by Adolphe Chaillet, a French engineer who filed a patent for this socket ...

  9. Ultra-high-performance lamp - Wikipedia

    en.wikipedia.org/wiki/Ultra-high-performance_lamp

    Ultra-high-performance lamp. An ultra-high-performance lamp, often known by the Philips trademark UHP, is a high-pressure mercury arc lamp. [1] These were originally known as ultra-high-pressure lamps, [2] [3] because the internal pressure can rise to as much as 200 atmospheres when the lamp reaches its operating temperature.

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