Qinghai projector price / projectors projector service, also known as the projector is an image or video can be projected onto a screen on the device can interface with the computer via a different, VCD, DVD, BD, game consoles, DV etc. connected to play the corresponding video signal. Projectors are widely used in homes, offices, schools and entertainment, according to the different ways of working with CRT, LCD, DLP and other different types. The light output of the projector means the light energy output by the projector, in lumens (lm). A physical quantity related to the light output is the brightness, the screen surface by means of screen area than the light energy emitted by the light irradiation, the commonly used unit is lux brightness (lx, 1lx = 1lm / m2). When the light output of the projector by a certain time, the lower the brightness of the projected area of ??the larger, higher brightness and vice versa. Decided projector light output with a projector and screen area factor, performance and lens performance, usually a large screen area, large light output. Projector lens with good performance liquid coupling lens, projector light output can also be increased accordingly. Xining, Qinghai projector rental projector rental // // Wedding Services --- existing projector brand 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 has 5000 lumens, 8000 lumens, 10,000 lumens, high brightness of 15,000 lumens projector. Related equipment 100-inch, 120-inch, 150-inch, 200-inch, 300-inch projection screen rental! The company is a professional Gan Qingning projector sales, leasing and rental of high-end projectors, and to undertake the company's annual meeting and other activities of the large services companies. The main equipment: LED large screen color screen, simultaneous, high-lumen projector, ISS506 seamless switching, LCD TV, stage lighting and sound systems. Lanzhou, Xining, Yinchuan is the most complete, most professional AV video rental service companies and suppliers experienced, reasonable prices. Contact 18997156125