Projector

Laser projectors can be divided into two main categories. Either they use diffraction glass/foil to project the pattern, or they have a system that moves the laser beam in XY directions, i.e. classic

I think many people would like to have a home theater in their home. If you've already thought about this, you've probably come across the question - How to make a big screen? If you buy a TV, it will cost a pretty penny, and even a large TV with

The time of the USSR is a thing of the past and left behind various trinkets that are no longer needed by anyone. For example, you probably have a slide projector or filmoscope in your closet. Nobody needs him anymore, and it’s a shame to throw him away... Let’s give him a second one

Don't have money for a projector? No problem! In our laboratory, we assembled the projector ourselves - and the entire project cost less than $300. We received a picture in XGA resolution, with a diagonal of 3 meters and a brightness of 3500 ANSI lumens. Don't believe me? Then