Xining _ HD projector light output projector rental company in Lanzhou projector means projector light energy output in lumens (lm). A physical quantity associated with the light output brightness, by means of the screen surface of the screen than the area of ??the light energy emitted by the light irradiation, the brightness of the commonly used unit is lux (lx, 1lx = 1lm / m2). When the light output of the projector through a certain time, the lower the brightness of the projected area is larger, the higher the brightness and vice versa. Decided projector light output with a projector and screen area factor, performance and lens performance, usually large screen area, large light output. The projector lens with good performance liquid coupling lens projector light output can also be increased accordingly. Xining, Qinghai projector projector rental lease // // wedding projector service --- existing new high-definition projectors, -15 000 lumens brightness ranging from 5000 lumens to ensure that meet the needs of customers in different occasions! Another large-scale DLP rear projection splicing large-screen display, audio equipment available for rental lease! Comprehensive and efficient service to your meeting, exhibition, advertising, exhibitions, weddings, home theater and other audio-visual needs! Available for rental lease projector 5000 lumens 8,000 lumens 10,000 lumens 15,000 lumens of high brightness projectors. Related equipment 100 inches, 120 inches, 150 inches, 200 inches, 300-inch projection screen rental! Xining Chang order Culture Communication Co. ./// Xining, Lanzhou _ HD projector projector rental company