projector

Many people are projecting the projector screen directly onto a white wall, and the effect of an ordinary projector screen is about the same as projecting onto a white wall. But a really good screen will enhance the picture, which is the screen gain. The projector screen enhances the quality...

If your projector's brightness is too low, you can replace the projector's light bulb; disassemble the unit and clean the projector's optical lens; close the curtains or turn off the lights to reduce the interference of ambient light on the projector's brightness. Projector not bright enough...

Why the brightness of some projectors can't be adjusted? There are three reasons. 1. It may be that the projector itself is not very bright and therefore the manufacturer does not add this function. 2. It may be that the projector's light source does not support brightness adjustment...