Best seller Hang projection screen

Most hot selling alr projector screen Do you understand the core parameters of the screen? Gain: Used to measure the ability of a screen surface to emit light. It is the ratio of the brightness reflected by the Motorized Projector Screen to the brightness reflected by the white wall when the projector brightness and external ambient light remain unchanged. Do you know that a relatively flat white wall has a gain of 1.0? Why do we still need to install a screen. That's because the white wall is not flat on the screen, and it must be pure white to not affect the color reproduction and color scale performance of the projected image. The current projection screen gain can reach between 0.6 and 2.8. That is to say, the higher the gain, the brighter the picture. Color restoration: It is the accuracy of Home Projector Screen in restoring the colors projected by the projector on the screen. Dark environment: Tungsten crystal (gray crystal)>White crystal (white soft screen)>Finier anti li…