DOOMSDAY

This webmaster will be starting a website on the subject, but will be posting a little more information here regarding building a video projector for around fifty dollars.

The general idea is to have a light source (very bright, of course), a transparent LCD panel of some sort, and an optical lens to project a large image on a screen in front of the LCD panel. However, this is the most simple concept. There must be some containment of the light, a mechanism to cool the LCD (or the LCD colors will “melt” or “bleed” into each other), and a few other modifications.

Here is a diagram of the basic concept: