supply, installation and commissioning of projector with screen at meghnad saha auditorumin rajabazar science college, 92, a.p.c. road, kolkata-9, university of calcutta. , laserprojectors 7000/8000 lm makepanasonic / optoma or equivalent lcd panel | specification- panel size (mm) :16.3 or 19.3 mm diagonal (16:10 aspect ratio),lcd panel | panel size (inch): 0.76 inch diagonal (16:10 aspect ratio),lcd panel | display method: transparent lcd panel (x 3, r/g/b),lcd panel | drive method:active matrix,lcd panel | pixels: 2,304,000 ( pixels 1920 x 1200) pixels x 3 , light source: laser diodes,light output*1 *2:7,000 lm, j-45 x 1 for network connection, 10base-t, 100base-tx (compatible with pjlink™ [class 2], art-net), usb connector (type a) x 1 (output 5 v/2 a),dmi 19-pin x 3 (compatible with hdcp 2.3, deep color, 4k/60p*5 signal input), cec supported, resolution: wuxga (1920 x 1200 pixels) , motorized screen with tubular motor and rf remote , hd- mw fabric , 12x16 240 specification- heavy duty tubular motor with limit adjustment facility.,motor is equipped with auto cut to avoid motor from burning, comes with rf remote and control panel with relay and rs232/485 control as optional.1000 d non woven hd-mw fabric,heavy dowel at bottom for perfect flatness. ,mid dew resistant fabric and flame retardant fabric as per din 4102-1:1998 clause, gain more than 1.5 , warranty 2 years, seamless fabric , projector ceiling mounts specification -heavy projector ceiling mounts with load capacity upto 25kgs , cable ,connector and installation specification- hdmi cable 4k 15 mtr. , projector installation