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2. Projector - Wikipedia

   en.wikipedia.org/wiki/Projector

   A projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen. Most projectors create an image by shining a light through a small transparent lens, but some newer types of projectors can project the image directly, by using lasers. A virtual retinal display, or retinal ...

3. Laser projector - Wikipedia

   en.wikipedia.org/wiki/Laser_projector

   A laser projector is a device that projects changing laser beams on a screen to create a moving image for entertainment or professional use. [1] It consists of a housing that contains lasers, mirrors , galvanometer scanners, and other optical components.

4. Video projector - Wikipedia

   en.wikipedia.org/wiki/Video_projector

   A video projector is an image projector that receives a video signal and projects the corresponding image onto a projection screen using a lens system. Video projectors use a very bright ultra-high-performance lamp (a special mercury arc lamp ), Xenon arc lamp , metal halide lamp , LED or solid state blue, RB, RGB or fiber-optic lasers to ...

5. I tried the Bomaker Polaris 4K projector — and it's a ...

   www.aol.com/entertainment/tried-bomaker-polaris...

   Admittedly, a 75-inch screen is not a 100-inch screen, but it's pretty darn big. Meanwhile, even larger TVs are starting to come down in price as well; you can now get something like this Samsung ...

6. This projector turns your room into a starry sky — and it's ...

   www.aol.com/lifestyle/amazon-best-selling...

   This projector-slash-night light has an army of devoted fans at Amazon. "This has to be one of the coolest purchases I have made," a f ive-star rev ie wer said. "Once you download the app to your ...

7. IMAX - Wikipedia

   en.wikipedia.org/wiki/IMAX

   The digital format uses dual laser projectors, which can show 1.43 digital content when combined with a 1.43 screen. The film format uses very large screens of 18 by 24 metres (59 by 79 feet) and, unlike most conventional film projectors, the film runs horizontally so that the image width can be greater than the width of the film stock .