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acer Mc.jh511.004. Lamp Type: P-vip, Bulb Power: 190 W, Service Life Of Lamp: 5000 H, Service Life Of Lamp (economic Mode): 6000 H, Brand Compatibility: Acer, Compatibility: P1173

More Interaction, Less Energy Use A wide array of connectivity options plus PointWrite and QWrite interactive features make the MW820ST a complete classroom projector solution. An 0.49 short-throw ratio, 13000:1 sharp contrast ratio, 3000 ANSI lumen brightness and long lamp life ensure vibrant, reliable visual performance time and again.

The PRGS-UNV Precision Gear Projector Mount or PRSS-UNV Projector Mount is kitted with the versatile CMJ455 Suspended Ceiling Plate Kit, which allows a projector to be mounted into a 2' x 2' false ceiling system. The kit offers hassle-free adjustability for both projector mount placement and image alignment. The projector mount can be placed anywhere within a standard ceiling grid, and the PRGS-455 offers precision gear image alignment that can be easily controlled by adjusting the knobs for tilt and roll. The kit can be used with or without an extension column and offers electrical knockouts.Features- Fits most projectors up to 50lb (22kg)- Two adjustment knobs that control projector image alignment- Specifications: Pitch: +15°/-20° Roll: ±5° Swivel: 360° (during installation)- Quick-release mechanism to easily service projector- Cable management allows cables to be hidden by routing them through projector mount- Security hardware included for theft prevention- Includes Spider® Universal Adaptor Plate- Includes tie wire for a 3' drop, turn buckles, and fasteners for mounting

Short focus zoom lensThrow ratio- 0.85:1 to 1.0:1 (XGA model)- 0.86:1 to 1.01:1 (WUXGA model)