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  2. Perspective distortion - Wikipedia

    en.wikipedia.org/wiki/Perspective_distortion

    Compression, long-lens, or telephoto distortion can be seen in images shot from a distance using a long focus lens or the more common telephoto sub-type (with an angle of view narrower than a normal lens). Distant objects look approximately the same size – closer objects are abnormally small, and more distant objects are abnormally large, and ...

  3. Telephoto lens - Wikipedia

    en.wikipedia.org/wiki/Telephoto_lens

    A telephoto lens, also known as telelens, is a specific type of a long-focus lens used in photography and cinematography, in which the physical length of the lens is shorter than the focal length. [ 1 ] : 93 This is achieved by incorporating a special lens group known as a telephoto group that extends the light path to create a long-focus lens ...

  4. Angle of view (photography) - Wikipedia

    en.wikipedia.org/wiki/Angle_of_view_(photography)

    So a standard 50 mm lens for 35 mm photography acts like a 50 mm standard "film" lens even on a professional digital SLR, but would act closer to a 75 mm (1.5×50 mm Nikon) or 80 mm lens (1.6×50mm Canon) on many mid-market DSLRs, and the 40-degree angle of view of a standard 50 mm lens on a film camera is equivalent to a 28–35 mm lens on ...

  5. The best Canon telephoto lenses in 2022: for your DSLR or EOS ...

    www.aol.com/news/best-canon-telephoto-lenses...

    5. Canon RF 70-200mm f/4L IS USM. The smallest full-frame 70-200mm and is incredibly sharp and lightweight. Mount: Canon RF | Full-frame compatible: Yes | Autofocus type: Dual Nano USM ...

  6. List of longest smartphone telephoto lenses - Wikipedia

    en.wikipedia.org/wiki/List_of_longest_smartphone...

    This is a list of smartphones with a telephoto lens that offers a focal length (35mm equivalent) of at least 100mm or "4× optical zoom" with an imaging area equivalent to a 1/3.5″ or larger sensor. Smartphone lenses are often marketed in terms of "optical zoom" [1] relative to the phone's main camera. For example, 120mm is usually referred ...

  7. Tilt–shift photography - Wikipedia

    en.wikipedia.org/wiki/Tilt–shift_photography

    The 1961 35 mm f / 3.5 PC-Nikkor lens—the first perspective-control lens for a 35 mm camera. In photography, a perspective-control lens allows the photographer to control the appearance of perspective in the image; the lens can be moved parallel to the film or sensor, providing the equivalent of corresponding view camera movements.

  8. Canon EF 1200mm lens - Wikipedia

    en.wikipedia.org/wiki/Canon_EF_1200mm_lens

    The EF 1200 mm f / 5.6 L USM is a super-telephoto prime lens that was made by Canon Inc. It uses an EF mount, and is compatible with the Canon EOS camera range. It has a focal length of 1200 mm and so on a digital body with a sensor size of 22.5 mm × 15 mm (called 1.6× crop), such as a Canon EOS 40D or 450D, it provides a 35 mm field of view equivalent to that of a 1920 mm lens.

  9. Canon EF 800mm lens - Wikipedia

    en.wikipedia.org/wiki/Canon_EF_800mm_lens

    The Canon EF 800mm f / 5.6L IS USM lens is a super-telephoto lens by Canon Inc., released at a manufacturer's suggested retail price of US$11,999.00 and now selling at an MSRP of $12,999.00. Technical information

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