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  2. 3LCD - Wikipedia

    en.wikipedia.org/wiki/3LCD

    3LCD is the name and brand of a major LCD projection color image generation technology used in modern digital projectors. 3LCD technology was developed and refined by Japanese imaging company Epson in the 1980s and was first licensed for use in projectors in 1988. In January 1989, Epson launched its first 3LCD projector, the VPJ-700.

  3. LCD projector - Wikipedia

    en.wikipedia.org/wiki/LCD_projector

    Since 2005, [10] the only remaining manufacturers of the LCDs for LCD projectors are Japanese imaging companies Epson and Sony. Epson owns the technology and has branded it as "3LCD". To market 3LCD projector technology, Epson also set up a consortium called the "3LCD Group" in 2005 with other projector manufacturer licensees of 3LCD technology ...

  4. Epson - Wikipedia

    en.wikipedia.org/wiki/Epson

    Headquartered in Suwa, Nagano, Japan, [4] the company has numerous subsidiaries worldwide and manufactures inkjet, dot matrix, thermal and laser printers for consumer, business and industrial use, scanners, laptop and desktop computers, video projectors, watches, point of sale systems, robots and industrial automation equipment, semiconductor ...

  5. Movie projector - Wikipedia

    en.wikipedia.org/wiki/Movie_projector

    Simulation of a spinning zoopraxiscope An early projector and seats from a movie theater. The main precursor to the movie projector was the magic lantern.In its most common setup it had a concave mirror behind a light source to help direct as much light as possible through a painted glass picture slide and a lens, out of the lantern onto a screen.

  6. Digital light processing - Wikipedia

    en.wikipedia.org/wiki/Digital_Light_Processing

    DLP technology is used in DLP front projectors (standalone projection units for classrooms and business primarily), DLP rear projection television sets, and digital signs. It was also used in about 85% of digital cinema projection as of around 2011, and in additive manufacturing as a light source in some printers to cure resins into solid 3D ...

  7. Overhead projector - Wikipedia

    en.wikipedia.org/wiki/Overhead_projector

    Overhead projectors were used early on for police work with a cellophane roll over a 9-inch stage, allowing facial characteristics to be rolled across the stage. [ citation needed ] As the demand for projectors grew, Buhl Industries was founded in 1953, and became the leading US contributor for several optical refinements for the overhead ...

  8. CRT projector - Wikipedia

    en.wikipedia.org/wiki/CRT_projector

    A Zenith 1200 CRT Projector based home theater. Visible extending from the ceiling are three lenses, one each for red, green and blue Black and white CRT projector. A CRT projector is a video projector that uses a small, high-brightness cathode-ray tube (CRT) as the image generating element.

  9. History of science and technology in Japan - Wikipedia

    en.wikipedia.org/wiki/History_of_science_and...

    LCD projectors. Epson developed the 3LCD color projection technology in the 1980s, and licensed it for use in LCD projectors in 1988. [234] The first color LCD video projectors were Epson's compact 3LCD-based VPJ-700, released in January 1989, [190] and an LCD color video projector released by Sharp Corporation in 1989. [235]

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