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  2. Rectilinear lens - Wikipedia

    en.wikipedia.org/wiki/Rectilinear_lens

    (a digital camera with an image sensor which size is similar to 35 mm film in film cameras as the standard film camera format) [2] The vast majority of video and still cameras use lenses that produce nearly rectilinear images. A popular alternative type of lens is a fisheye lens which produces a distinctly curvilinear, wide-angled result.

  3. Fisheye lens - Wikipedia

    en.wikipedia.org/wiki/Fisheye_lens

    The Nikon Fisheye Camera was discontinued in September 1961, [28] and Nikon subsequently introduced the first regular production fisheye lens for 35 mm cameras in 1962, [12] the Fisheye-Nikkor 8 mm f /8, [35] which required the reflex mirror on its Nikon F and Nikkormat cameras to be locked up prior to mounting the lens.

  4. List of omnidirectional (360-degree) cameras - Wikipedia

    en.wikipedia.org/wiki/List_of_omnidirectional...

    All-in-one omnidirectional cameras Brand Model Release year Camera design Lens # Photo resolution Video support Video specification Size(WHD,mm) Weight(g) Remark Panono: Panono [1] 2011: 36 lens separated: 36: 16384 x 8192: No: N/A: Φ110: 480: Raw camera data is processed by Panono cloud to generate 360 image. Panox: Panox V2 [2] 2024 ...

  5. Peleng lens - Wikipedia

    en.wikipedia.org/wiki/Peleng_lens

    Peleng 3.5/8A is an 8 mm super-wideangle circular fisheye photographic lens, and is designed as an interchangeable lens for Canon, Nikon, Pentax, Olympus digital or film cameras which have or do not have the instant-return diaphragm automatic control device [clarification needed]. The lens has a variable diaphragm from f/3.5 to f/16.

  6. Omnidirectional (360-degree) camera - Wikipedia

    en.wikipedia.org/wiki/Omnidirectional_(360...

    Schematic of an omnidirectional camera with two mirrors: 1. Camera 2. Upper Mirror 3. Lower Mirror 4. "Black Spot" 5. Field of View (light blue) In photography, an omnidirectional camera (from "omni", meaning all), also known as 360-degree camera, is a camera having a field of view that covers approximately the entire sphere or at least a full circle in the horizontal plane.

  7. Peephole - Wikipedia

    en.wikipedia.org/wiki/Peephole

    View through a peephole Barack Obama looking through the Oval Office door peephole Door viewer in the gate of Vaxholm Fortress. A peephole, peekhole, spyhole, doorhole, magic eye, magic mirror or door viewer is a small, round opening through a door from which a viewer on the inside of a dwelling may "peek" to see directly outside the door.