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  2. Canon EF 50mm lens - Wikipedia

    en.wikipedia.org/wiki/Canon_EF_50mm_lens

    Front and rear views of a Canon EF50mm f/1.4 USM. The EF 50mm lenses are a group of normal prime lenses made by Canon that share the same focal length.These lenses are based on the classic double-Gauss lens, [1] with the f/1.8 being a standard six-element double-Gauss with an air gap and powers between element 2 and 3 [1] and its faster cousins adding additional elements. [2]

  3. Canon FL lens mount - Wikipedia

    en.wikipedia.org/wiki/Canon_FL_lens_mount

    Canon FX with FL 50mm f/1.8. Canon FL refers to a lens mount standard for 35mm single-lens reflex cameras from Canon. It was introduced in April 1964 with the Canon FX camera, replacing the previous Canon R lens mount. The FL mount was in turn replaced in 1971 by the Canon FD lens mount. FL lenses can also be used on FD-mount cameras.

  4. List of Canon products - Wikipedia

    en.wikipedia.org/wiki/List_of_Canon_products

    Beginning in Spring 1993, Canon produced a series of notebooks with integrated inkjet printers called NoteJet. The initial price for the first-model NoteJet was U.S. $2,499. [11] The NoteJet lineup was eventually discontinued, and computers belonging to the series are valued by collectors. NoteJet 486; NoteJet 486 Model 2; NoteJet I; NoteJet II ...

  5. Canon Extender EF - Wikipedia

    en.wikipedia.org/wiki/Canon_Extender_EF

    The Canon Extender EF lenses are a group of teleconverter lenses made by Canon. These lenses are used between any compatible EF type lens and any of the Canon EOS line of cameras. When used with a compatible lens, they will multiply the focal length of the lens by a factor of either 1.4x or 2x, at the cost of decreasing the lens' aperture by 1 ...

  6. Canon A-1 - Wikipedia

    en.wikipedia.org/wiki/Canon_A-1

    Canon A-1 with a FD 50/1.8 Viewfinder of a Canon A-1. The right number is the current F-number (1.8), meaning that the aperture is fairly wide open. The left number (45) indicates the approximate shutter speed of 45 −1 s (the camera can select odd shutter speeds, but does not display them)

  7. Canon EF lens mount - Wikipedia

    en.wikipedia.org/wiki/Canon_EF_lens_mount

    In 1987 Canon was the first to use USM (Ultra Sonic Motor) with the Canon EF 300mm f/2.8L USM. [19] In 1989 Canon was the first to create a full frame f/1.0 AF (AutoFocus) lens and the only one until today with the Canon EF 50mm f/1.0L USM. In 1993 Canon was the first to create an interchangeable 10× superzoom lens for SLR cameras.

  8. Canon FT QL - Wikipedia

    en.wikipedia.org/wiki/Canon_FT_QL

    The Canon FT QL is a 35mm single-lens reflex camera introduced by Canon Inc. in March 1966. It has a Canon FL lens mount compatible with the large range of FL series lenses. The FT can also operate the later Canon FD series lenses in stop-down mode, but the earlier R series has a different lens aperture mechanism and cannot be used, although the bayonet fitting is similar.

  9. Canon EF 500mm lens - Wikipedia

    en.wikipedia.org/wiki/Canon_EF_500mm_lens

    When used on a camera with a field of view compensation factor of 1.6x, such as the Canon EOS 400D, they provide a narrower field of view, equivalent to an 800 mm lens mounted on a 35mm frame body. With a 1.3x body such as the Canon EOS-1D Mark III, they provide a less narrow field of view, equivalent to a 650mm lens mounted on a 35mm frame body.