Projectors now days delivery high lumens and amazing contrast levels.
Silver or grey projector screen white ceailing light grey walls.
Increased ability to retain black level in cases of uncontrolled and ambient.
In so doing the black level on the screen is maintained.
The gray screen absorbs ambient light that strikes it better than a white screen does.
Washout more likely in cases of uncontrolled and ambient lighting.
This works because assuming the projector has ample lumen output as most digital projectors do whites remain satisfyingly white while blacks are maintained at a deeper black.
In the ideal conditions with a high quality projector a white screen will give you the sharpest clearest possible image.
The net effect is to increase the contrast range of the image on the screen.
Matte white 1 1 gain.
Looks like there is a lot of projector light bouncing off your walls and ceiling.
Most projectors are calibrated to white screen materials.
A gray screen can help you compensate for ambient light so your projector is still functional and still gives you an image you can enjoy watching when space isn t ideal.
Reputable projector companies calibrate their projectors to a white screen right out of the factory.
Most of the time a white material will be perfect for your room and theater system.
Brighter colors and good reflectivity.
A grey screen will help combat this.
But it comes at the expense of some image brightness.