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  2. Closed-circuit television camera - Wikipedia

    en.wikipedia.org/wiki/Closed-circuit_television...

    These cameras do not require a video capture card because they work using a digital signal which can be saved directly to a computer. The signal is compressed 5:1, but DVD quality can be achieved with more compression (MPEG-2 is standard for DVD-video, and has a higher compression ratio than 5:1, with a slightly lower video quality than 5:1 at best, and is adjustable for the amount of space to ...

  3. Fulldome - Wikipedia

    en.wikipedia.org/wiki/Fulldome

    DOME lenses and standard lens are similar in some ways. They both depend on the type of display device: LCD, DLP, LCOS, D-ILA, etc.; and the size chip or panel that is part of this device. The unique feature of the DOME lens is the actual shape of the glass, the projected image spill out from the top and all around the circumference of the lens.

  4. Closed-circuit television - Wikipedia

    en.wikipedia.org/wiki/Closed-circuit_television

    IP cameras are considered part of the Internet of things and have many of the same benefits and security risks as other IP-enabled devices. [159] Smart doorbells are one example of a type of CCTV that uses IP to allow it to send alerts. Main types of IP cameras include fixed cameras, pan–tilt–zoom (PTZ) cameras, and multi-sensor cameras. [160]

  5. HDcctv - Wikipedia

    en.wikipedia.org/wiki/HDcctv

    HDcctv (High Definition Closed Circuit Television) is an open industrial standard for transmitting uncompressed high-definition analog (AHD) or digital video over point-to-point coaxial cable links for video surveillance applications.

  6. IMAX - Wikipedia

    en.wikipedia.org/wiki/IMAX

    IMAX is a proprietary system of high-resolution cameras, film formats, film projectors, and theaters known for having very large screens with a tall aspect ratio (approximately either 1.43:1 or 1.90:1) and steep stadium seating, with the 1.43:1 ratio format being available only in few selected locations.

  7. Olympus XA - Wikipedia

    en.wikipedia.org/wiki/Olympus_XA

    Olympus XA Cameras. The Olympus XA was a series of 35 mm cameras manufactured and marketed by Olympus of Japan from 1979 to 1985. The original XA was a rangefinder camera with a fast 35 mm f/2.8 lens, and aperture priority metering. It was one of the smallest rangefinder cameras ever made, together with the Contax T.

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