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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 ...
1973 [1] 6 inches: LightGuide: No : 480i : 50 [2] Analogue: Schmidt optics, with fixed curved aluminium coated screen. Approximately 500 were produced and sold in the Boston area [3] Videobeam 1000A : Advent: 1975 [4] 9 inches: LightGuide: No : 480i : 50 [5] Analogue
Complex Multi-image shows of the 1970s to 1990s, purposed usually for marketing, promotion or community service or artistic displays, used 35mm and 46mm transparency slides (diapositives) projected by single or multiple slide projectors onto one or more screens in synchronization with an audio voice-over and/or music track controlled by a ...
A projector in a standard form factor: The PG-D2870 projector from Sharp, which uses Digital Light Processing technology An image from a video projector in a home cinema. 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.
However, since most laser show software uses a 0–100% control for laser brightness modulation (therefore 100 steps instead of 255), the total of available colors at disposal is only 1 million. Furthermore, usual laser sources start at a voltage between 1 and 2 volts and reach their full brightness at voltages between 3.5 and 4V, and the power ...
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.
In 2004, Epson introduced their R-D1 (the first digital rangefinder camera on the market), which supports the Leica M mount and Leica M39 mount lenses with an adapter ring. Because its sensor is smaller than that of the standard 35 mm film frame, lenses mounted on the R-D1 have a narrower field of view by a factor of 1.53. In 2006, the R-D1 was ...
Eiki was founded in 1953 in Osaka, Japan by four founders (M. Matsuura, S. Yagi, K. Sekino and Y. Minagawa). [1] Initially the focus of the company was producing technology for classroom instruction but later on the company focused more on producing 16 mm movie projectors for other fields.