I have an infocus in72 projector mounted onto my ceiling. would you see a noticible result by moving the projector back by about 5 inches. thats how much more space i have on my celing.. the picture is not filling up the screen. just want to make sure it's worthit before i remove the toggle bolts from the ceiling.. thank you.

Go to this area of the forum:

http://www.avsforum.com/avs-vb/forumdisplay.php?f=9/

and pick your type of projector for info, this is the rear projection area, like DLP.