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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 ...
The inverted real image of an object reflected by a concave mirror can appear at the focal point in front of the mirror. [11] In a construction with an object at the bottom of two opposing concave mirrors ( parabolic reflectors ) on top of each other, the top one with an opening in its center, the reflected image can appear at the opening as a ...
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. [1]