Points of correction: Christopher Sawtell wrote:
1) Rik: your projector is a designed for use in small rooms in dwellings, so when it is used in a room the size of the hall we use, the image is viewable only when room is completely blacked out.
Same 100x100" screensize, both locations - dimmed lights, not off.
This makes it hard not only for people to take notes, but also for the speaker to see his scribblings.
Let us see how much changes with different equipment then.
I know! I was completely bewildered when plunged into complete darkness.
I remember that occasion too. It happened once when switching between full & dimmed lighting.
Please do not exaggerate though. -- Rik
