Product details - The eb 685w's ultra short throw design allows you to present large images from a very short distance with minimised shadows and glare'. '.strtoupper('w')ith a brightness level of 3,500 lumens, an hd ready wxga resolution, a 14,0001 contrast ratio, and hdmi input, students benefit from sharp, clear images'. '.strtoupper('e')psons 3lcd technology ensures high quality images with equally high white and colour light output for vivid colours and bright images, even in daylight, and three times brighter colours than leading competitive projectors'. '.strtoupper('t')echnical specification technology projection system 3lcd technology lcd panel 0.59 inch with d9 image colour light output 3,500 lumen 2,900 lumen economy white light output 3,500 lumen 2,900 lumen economy in accordance with iso 211182012 resolution wxga, 1280 x 800, 1610 high definition hd ready aspect ratio 1610 contrast ratio 14,000 1 native contrast 300 1 lamp 250 w, 5,000 h durability, 10,000 h durability economy mode, 9,000 h durability economy mode keystone correction manual vertical plusmn 3 deg, manual horizontal plusmn 3 deg colour processing 10 bits 2d vertical refresh rate 100 hz 120 hz colour reproduction up to 1.07 billion colours optical projection ratio 0.281 zoom digital, factor 1 1.35 lens optical image size 60 inches 100 inches projection distance wide 0.4 m 60 inch screen projection distance tele 0.6 m 100 inch screen projection lens f number 1.6 focal distance 3.76 mm focus manual offset 6 1 connectivity usb display function 3 in 1 image mouse sound interfaces usb 2.0 type a, usb 2.0 type b, rs 232c, hdmi in 3x, composite in, rgb in 2x, rgb out, stereo mini jack audio out, stereo mini jack audio in 3x, microphone input, wired network, wireless lan ieee 802.11b g n optional, vga in 2x, vga out, mhl general energy use 354 watt, 310 watt economy, 0.39 watt standby supply voltage ac 220 v 240 v, 50 hz 60 hz product dimensions 367lrm x 400 x 149 mm width x depth x height product weight 5.7 kg noise level normal 35 db a economy 30 db a eco2 29 db a temperature operation 5deg c 35deg c, storage 10deg c 60deg c humidity operation 20% 80%, storage 10% 90% included software easymp monitor, easymp multi pc projection |