EP761: Optoma.www.optomausa.com Hardware, $1,200-$1,500 This data/multimedia projector, and two other models--the EP763 and EP774--use Texas Instruments' DLP (Digital Light Processing) A data projection technology from TI that produces clear, readable images on screens in lit rooms. DLP is used in all types of projection devices, from data projectors that weigh only a few pounds to large rear-projection TVs to electronic chipset and BrilliantColor technology for digital picture quality and color enhancement. The EP761 offers native XGA (EXtended Graphics Array) A screen resolution of 1,024x768 pixels. The term stems from IBM's XGA display standard introduced in 1990, which extended VGA to 132-column text and interlaced 1,024x768x256 resolution. XGA-2 later added non-interlaced 1,024x768x64K. (1024 x 768) resolution and 3,100 lumens with a 2,000:1 contrast ratio. The EP763 offers native X6A (1024 x 768) resolution and 3,600 lumens with a 2,000:1 contrast ratio. The third model, the EP774, provides 4,000 lumens with a 2,500:1 contrast ratio and native XGA (1024 x 768) resolution and SXGA (Super XGA) A screen resolution of 1280x1024 pixels. SXGA is commonly used on standard monitors, but provides a 1.25:1 aspect ratio, compared to the more common 1.33:1 (4:3) ratio. SXGA+ has a 1400x1050 resolution, which is an exact 1.33:1 ratio. See PC display modes. + maximum resolution. Other features include DVI w/HDCP, VGA-in, Composite and S-Video to Audio-in, USB USB in full Universal Serial Bus Type of serial bus that allows peripheral devices (disks, modems, printers, digitizers, data gloves, etc.) to be easily connected to a computer. , RS232 and +12-volt trigger connection ports. [ILLUSTRATION OMITTED] |
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