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2. Laser projector - Wikipedia

   en.wikipedia.org/wiki/Laser_projector

   Industrial laser projectors have been on the market since the early 2000s. Laser projectors are mainly used as optical guidance systems. They enable working without templates in many manufacturing processes by showing directly on the workpiece how material needs to be positioned or mounted, so that the employee is led by manual or semiautomatic productional processes visually.

3. BFI IMAX - Wikipedia

   en.wikipedia.org/wiki/BFI_IMAX

   The screen is the largest in Britain (20m high and 26m wide). It has a seating capacity of 500 and a 14,000 Watt digital surround sound system. Although the site is surrounded by traffic and has an underground line just four metres below, the architects and engineers accounted for this in their design and the entire upper structure sits on anti ...

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...

   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.

6. List of CRT video projectors - Wikipedia

   en.wikipedia.org/wiki/List_of_CRT_video_projectors

   50 inch fixed screen projector with two projector lenses with three tubes. 60 fL on screen brightness. KP-7200 [36] Sony: 1978: No : 480i : 50 [37] Analogue: 72 inch fixed screen projector with two projector lenses with crt three tubes. 30 fL on screen brightness. KP-5010 : Sony: 1979: No : 480i : Analogue: 50 inch screen projector: KP-7210 ...

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

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

   Bigasuo Upgrade HD Bluetooth Projector with Built in DVD Player, $127 (was $250), amazon.com Insignia 50-inch Class F30 Series 4K Smart Fire TV, $290 (was $400), amazon.com Hisense HS205 2.0ch ...