Among those was an extremely unusual device, a rear-projection display with an array ... the letter or number is projected on the screen at the front of the unit. It has the advantage of ...

An earlier large-screen TV that employed several technologies to generate the image. Rear-projection TVs (RPTVs) were developed to extend the size of the CRT TV, which for practical purposes maxed ...

Want to get a bigger tv but can’t afford it? If you Have a rear projection TV, why not just get a bigger screen? That’s exactly what was done here. They dismantled the old TV, mounted it and ...

Projection screens include fixed frame screens, portable and folding screens, electric screens, rear projection, and manual wall and ceiling screens. A projection screen is used frequently in ...

For projection technologies (CRT, LCD, etc.), see rear-projection TV. See data projector. Front-projection TVs can change their screen size by replacing the screen and moving the unit closer or ...