This projector has a contrast ratio of 5000:1 and features dust-resistant cabinet design and an eco filter. This projector features highly durable optical engine with inorganic LCD panels and polarizers providing up to 10, 000 hours of service without maintenance. The PT-EW630U has wide lineup of lenses including short-throw, long-throw zoom and fixed-throw lenses for rear projection use. The PT-EW630U features intelligent lamp control system to automatically adjust the lamp output in accordance with the brightness of the projected image. Additionally, this projector has built-in 10-W speaker and a quiet design which keeps noise levels down to a quiet 31-dB which does not interrupt meetings or classes. PT-EW630U Features: Resolution: Wide XGA (1280 x 800), Brightness: 5500 Lumens, Contrast: 5000:1, Throw Ratio: 1.7 - 2.8:1, Weight: 23lbs, 330 Watt UHM Lamp, Aspect Ratio: 16:10, Inputs / Outputs Terminal - BNC, 5 Wire - Composite Video, RCA - HD-SDI, BNC - HDMI - Mini DIN 4-pin - Ethernet/RJ45 (Network Addressable, RJ45) - VGA (Analog Data, Mini D-Sub 15-Pin) - DVI (DVI (Digital Visual Interface) 24-pin) - RS-232C, Screen Size: 1.02-10.16 m (40-400 Inches), Panel Size: 0.75 Inch Diagonal, Optical Axis Shift: Vertical 60, Horizontal 10, Display Method: Transparent LCD panel ( 3, R/G/B), Dust-Resistant Cabinet Design, Intelligent Lamp Control System - Adjusts Lamp Output in Accordance w/ Brightness, 10W Built-in Speaker, Mechanical Shutter, Power Consumption - 490W - Standy Mode: 0.4W, Up To 3000 Hours Lamp, Includes: Power Cord, Power Cord Holder, Wireless / Wired Remote Control Unit, 2 R03/LR03/AAA Batteries, Computer Cable, Software CD-ROM"
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