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2. Optimum HDTV viewing distance - Wikipedia

   en.wikipedia.org/wiki/Optimum_HDTV_viewing_distance

   The optimum viewing distance is affected by the horizontal angle of the camera capturing the image. One concept of an ideal viewing distance places the viewer where the horizontal angle subtended by the screen is the same as the horizontal angle captured by the camera.

3. Comparison of display technology - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_display...

   Usable in bright room (in) (cm) Eidophor front projection Flat (limited only by brightness) TV: No Shadow mask CRT: Spherical curve or flat 42 [1] 107 TV, computer monitor: Yes Aperture grille CRT: Cylindrical curve or flat 42 [2] 107 TV, computer monitor: Yes Monochrome CRT: Spherical curve or flat 30 [3] 76 TV, computer monitor, radar display ...

4. 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 .

5. Home cinema - Wikipedia

   en.wikipedia.org/wiki/Home_cinema

   A more expensive home cinema set-up might include a Blu-ray disc player, home theater PC (HTPC) computer or digital media receiver streaming devices with a 10-foot user interface, a high-definition video projector and projection screen with over 100-inch (8.3 ft; 2.5 m) diagonal screen size (or a large flatscreen HDTV), and a several-hundred ...

6. Laser TV - Wikipedia

   en.wikipedia.org/wiki/Laser_TV

   Laser color television (laser TV), or laser color video display, is a type of television that utilizes two or more individually modulated optical (laser) rays of different colors to produce a combined spot that is scanned and projected across the image plane by a polygon-mirror system or less effectively by optoelectronic means to produce a color-television display.

7. Projection screen - Wikipedia

   en.wikipedia.org/wiki/Projection_screen

   Sony makes a screen [6] that appears grey in normal room light, and is intended to reduce the effect of ambient light. [7] This is purported to work by preferentially absorbing ambient light of colors not used by the projector, while preferentially reflecting the colors of red, green and blue light the projector uses. [8]