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2. Black Widow (paint mix) - Wikipedia

   en.wikipedia.org/wiki/Black_Widow_(paint_mix)

   Black Widow (also known as a Black Widow Ultra in Europe) is a non-commercial open source project to design a paint mix for the base of a DIY projection screen.Anonymous DIYers responsible for popularizing Black Widow in the DIY community include Mechman Alternators (US), Wbassett (US) and Custard10 (EU). [1]

3. Draper Laboratory - Wikipedia

   en.wikipedia.org/wiki/Draper_Laboratory

   Draper Laboratory is an American non-profit research and development organization, headquartered in Cambridge, Massachusetts; its official name is The Charles Stark Draper Laboratory, Inc. [6] The laboratory specializes in the design, development, and deployment of advanced technology solutions to problems in national security, space ...

4. List of largest video screens - Wikipedia

   en.wikipedia.org/wiki/List_of_largest_video_screens

   Taipei Arena Sky Screen: Taipei Taiwan: 2006 1,693.8 18,232 105 by 16 344 by 53 1,743 × 260 pixel 0.45 60 x 60 mm pixel pitch Transparent OptoTech 26 Citi Field: New York City United States: 2023 1,620 17,400 LED Traditional Samsung Electronics [35] 27 Empower Field at Mile High: Denver United States: 2023 1,567.7 16,875 69 by 23 225 by 75 ...

5. 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.

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 .

7. Movie projector - Wikipedia

   en.wikipedia.org/wiki/Movie_projector

   Simulation of a spinning zoopraxiscope An early projector and seats from a movie theater. The main precursor to the movie projector was the magic lantern.In its most common setup it had a concave mirror behind a light source to help direct as much light as possible through a painted glass picture slide and a lens, out of the lantern onto a screen.