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

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

   A 100-inch projector screen can cost you anywhere from $20 on up to $200 depending on what kind you get; here's a top-rated motorized screen for $130, just as an example.

3. The best portable projector I've ever used is down to a ... - AOL

   www.aol.com/lifestyle/best-portable-projector...

   Elfin audio is mixed: The projector squeezes a lot from its dual 3-watt Harman Kardon speakers, which can get pretty loud. But they're physically small, with little bass to speak of, so the sound ...

4. Projection screen - Wikipedia

   en.wikipedia.org/wiki/Projection_screen

   Electric screens are similar to pull-down screens, but instead of the screen being pulled down manually, an electric motor raises and lowers the screen. Electric screens are usually raised or lowered using either a remote control or wall-mounted switch, although some projectors are equipped with an interface that connects to the screen and ...

5. Amazon’s Portable Projector With 25,000 Reviews Is Marked ...

   www.aol.com/amazon-portable-projector-25-000...

   AuKing Mini HD Projector. Price: $99.99 $55.99 . Buy On Amazon ... the shoebox-sized projector can cast a screen up to 200 inches in size, making it a great pick for sports, gaming or movie night ...

6. 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 ...

7. Rear-projection television - Wikipedia

   en.wikipedia.org/wiki/Rear-projection_television

   A variation is a video projector, using similar technology, which projects onto a screen. Three types of projection systems are used in projection TVs. CRT rear-projection TVs were the earliest, and while they were the first to exceed 40", they were also bulky and the picture was unclear at close range.