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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 ... a 4K ultra-short-throw projector for $1,800 would have been remarkable. ... Bomaker Smart HD Video Projector, $74 (was ...

  3. List of CRT video projectors - Wikipedia

    en.wikipedia.org/wiki/List_of_CRT_video_projectors

    Marquee 9500LC Ultra [24] Electrohome: ... Front "mirror" projection system with 60-inch (1,500 mm) screen ... Part of the Sony HDVS early HDTV Rear Projector 55-inch ...

  4. Optimum HDTV viewing distance - Wikipedia

    en.wikipedia.org/wiki/Optimum_HDTV_viewing_distance

    [11] [48] [49] [50] Assuming display is flat, with 1 arcminute as the constraint for seeing critical detail, in order not to miss any detail a viewer would need to be situated at a position where their view angle to a 1080p HDTV is approximately 31.2 degrees or greater (32 degrees for spherical display), for 2160p HDTV approximately 58.37 ...

  5. 4K resolution - Wikipedia

    en.wikipedia.org/wiki/4K_resolution

    This is the resolution of the UHDTV1 format defined in SMPTE ST 2036–1, [15] as well as the 4K UHDTV format defined by ITU-R in Rec. 2020, [16] and is also the minimum resolution for CEA's definition of Ultra HD displays and projectors. [21]

  6. LCD projector - Wikipedia

    en.wikipedia.org/wiki/LCD_projector

    An LCD projector is a type of video projector for displaying video, ... (HDTV) standard should use ... (40- to 50-inch diagonal). In 2014, 60-inch 1080p flat panel ...

  7. Large-screen television technology - Wikipedia

    en.wikipedia.org/wiki/Large-screen_television...

    A 140 cm (56 in) DLP rear-projection TV Large-screen television technology (colloquially big-screen TV) developed rapidly in the late 1990s and 2000s.Prior to the development of thin-screen technologies, rear-projection television was standard for larger displays, and jumbotron, a non-projection video display technology, was used at stadiums and concerts.

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