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  1. Wikipedia
    https://en.wikipedia.org › wiki › Category:Canon_EF_lenses

    Category:Canon EF lenses - Wikipedia

    • Canon EF lens mount

      The EF lens mount is the standard lens mount on the Canon EOS family of SLR …

    • Canon EF 35mm lens

      The Canon EF 35mm lenses are a family of wide angle prime lenses with EF mount …

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  2. Wikipedia
    https://en.wikipedia.org › wiki › Canon_EF_lens_mount

    Canon EF lens mount - Wikipedia

  3. Camera-wiki.org
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    Canon EF lenses - Camera-wiki.org - The free camera …

    Feb 25, 2024 · Canon 's EOS (or Rebel) SLRs and DSLRs have the EF lens mount with 44mm flange focal distance. That means a bayonet mount including electric contacts. "EF" means "Electro-Focus". It is not compatible with Canon's FD …

  5. Wikipedia
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    Canon EF 35mm lens - Wikipedia

  6. Shutter Muse
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    Exactly How Many Canon EF Lens Models Were There?

    Sep 25, 2021 · We know that around 140 million Canon EF lenses were produced between 1987 and 2019. At this time, the production of new Canon RF lenses for the EOS R mirrorless system began to ramp up, and EF lens models began to …

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  7. Camera-wiki.org
    http://camera-wiki.org › wiki › Canon_EF

    Canon EF - Camera-wiki.org - The free camera …

    May 2, 2023 · The EF is a 35 mm SLR camera introduced by Canon in 1973. It has a Copal Square focal-plane shutter, with metal blinds running vertically. This has mechanically-timed speeds from 1/2 to 1/1000 second, plus 'B', and …

  8. People also ask
    What are EF-S lenses?
    EF-S lenses are a subset of Canon's EF lenses. All of these lenses use the same EF mount, and the "140 million EF lenses sold" includes both EF and EF-S lenses, as well as Canon’s Cinema EOS lenses with an EF mount.

    Exactly How Many Canon EF Lens Models Were There? [COMPLETE LIS…

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    How many Canon EF lens models were produced?
    Approximately 140 million Canon EF lenses were produced between 1987 and 2019. At this time, the production of new Canon RF lenses for the EOS R mirrorless system began to ramp up, and EF lens models began to be discontinued one by one.

    Exactly How Many Canon EF Lens Models Were There? [COMPLETE LIS…

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    What was the first EF lens?
    That lens was the Canon EF 75-300mm f/4-5.6 IS USM. Canon in 2001 was the first to create a lens with DO (multi layered Diffractive Optical element) element. That lens was the Canon EF 400mm f/4 DO IS USM. Canon in 2008 created the first lens with SWC technology (Subwavelength Structure Coating). That lens was the Canon EF 24mm f/1.4L II USM.

    Canon EF lens mount - Wikipedia

    en.wikipedia.org
    What is an EF mount lens?
    The electronic contacts (gold-plated) of an EF mount lens. The EF lens mount is the standard lens mount on the Canon EOS family of SLR film and digital cameras. EF stands for "Electro-Focus": automatic focusing on EF lenses is handled by a dedicated electric motor built into the lens.

    Canon EF lens mount - Wikipedia

    en.wikipedia.org
    How does a Canon EF lens function?
    Canon EF lenses function with control data being passed to their built-in autofocus motor via a series of electrical connections. The EF lens mount also features a larger 52mm mount diameter than its competitors, allowing Canon the flexibility to produce lenses with larger apertures, capable of speeds of up to f/1.2.

    The History of Canon, the FD Mount and the EF Mount - Shutter Muse

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    How many Canon EF-mount cinema lenses are there?
    There are ten zoom lenses available with an EF mount that are part of Canon's EF-Mount cinema lenses. These lenses can be used on any Canon DSLR with an EF mount or any RF-Mount mirrorless camera with an EF-RF adapter.

    Exactly How Many Canon EF Lens Models Were There? [COMPLETE LIS…

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