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2. Advent Video Beam Television - Wikipedia

   en.wikipedia.org/wiki/Advent_Video_Beam_Television

   Both picture and sound are projected from the television's projector base towards a curved screen, where they are reflected back towards the viewer. It is a plug-and-play system, which means it has few adjustments, to make it easier to install. [1] In 1978, its advertised sale price was $3,000. [2]

3. 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 ...

4. Projection screen - Wikipedia

   en.wikipedia.org/wiki/Projection_screen

   Although a projection screen cannot improve a projector's contrast level, the perceived contrast can be boosted. In an optimal viewing room, the projection screen is reflective, whereas the surroundings are not. The ambient light level is related to the overall reflectivity of the screen, as well as that of the surroundings.

5. Blackout (fabric) - Wikipedia

   en.wikipedia.org/wiki/Blackout_(fabric)

   The process of manufacturing blackout was invented by Baltimore-based Rockland Industries, [2] and involves coating a fabric with layers of foam, or 'passes'. A '2-pass' blackout is produced by applying two passes of foam to a fabric – first, a black layer is applied to the fabric, then a white or light-colored layer is applied on top of the black.

6. CRT projector - Wikipedia

   en.wikipedia.org/wiki/CRT_projector

   A Zenith 1200 CRT Projector based home theater. Visible extending from the ceiling are three lenses, one each for red, green and blue Black and white CRT projector. A CRT projector is a video projector that uses a small, high-brightness cathode-ray tube (CRT) as the image generating element. The image is then focused and enlarged onto a screen ...

7. Holographic screen - Wikipedia

   en.wikipedia.org/wiki/Holographic_screen

   A holographic screen is a two-dimensional display technology that uses coated glass media for the projection surface of a video projector. "Holographic" refers not to a stereoscopic effect, but to the coating that bundles light using formed microlenses. The lens design and attributes match the holographic area.