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The Epson PX-4 (HC-40 or HX-40) is a portable CP/M based computer introduced in 1985. The screen was 40×8 characters physical, but 80×25 or 40×50 virtual, [1] making it almost compatible with the Epson PX-8 Geneva. It could be operated from a Nickel-Cadium battery pack (Epson RB 105), 4xAA batteries, or a 6V 600mA DC power supply.
Powell, Evan (2002). "Epson's 730c: Best of Class in 2000-Lumen Portables", projectorcentral.com; Business Wire (2005). "Leading Projector Manufacturers Fujitsu, Hitachi, Panasonic, Sanyo and Sony Join Forces with Epson to Educate the Market about; Benefits of Three-Panel, Liquid Crystal Display Technology", projectorcentral.com Lawler, Richard ...
Epson has released a firmware patch to bring the R-D1 up to the full functionality of its successor, being the first digital camera manufacturer to make such an upgrade available for free. [citation needed] In September 2012, Epson introduced a printer called the Expression Premium XP-800 Small-in-One, with the ability to print wirelessly. [20]
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.
In contrast, a modern LCD or DLP projector often uses an Ultra-high-performance lamp which has a higher luminous efficacy and lasts for thousands of hours. [5] A drawback of that technology is the warm up time required for such lamps. Older overhead projectors used a tubular quartz bulb which was mounted above a bowl-shaped polished reflector.
Epson industrial robot at Hannover Messe 2012. EPSON Robots is the robotics design and manufacturing department of Japanese corporation Seiko Epson, the brand-name watch and computer printer producer. Epson started the production of robots in 1980. [1] Epson manufactures Cartesian, SCARA and 6-axis industrial robots for factory automation.
The Slide Cube Projector is a slide projector and system, manufactured and marketed by Bell & Howell, which was introduced in 1970 and marketed through the 1980s.The projector derived its name from its transparent cubical plastic slide storage magazine, approximately 5.5 cm (2.2 in) in each dimension (a bit larger than a standard 135 film slide mount), that held 36 to 44 slides, depending on ...