Technology - RF Lens World - Canon South & Southeast Asia

    L-series lenses are the result of Canon’s never ending commitment to the pursuit of technological innovation in optics, drive systems, durability, robust performance, and all other aspects of imaging. Canon has always pursued technologies that offer new capabilities and revolutionary forms of expression. Here are some of the unique technologies that Canon has introduced for use in L-series lenses.

    Optical Technology

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    Fluorite

    Our development of camera lenses began with the creation of the optical materials.

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    UD Lenses

    Optical technology that supports L-series performance.

    Aspherical Lenses

    Aspherical Lenses

    A breakthrough in camera lens performance.

    BR Lens

    BR Lens

    Reducing chromatic aberration that was once typical of large aperture lenses.

    Floating System

    Floating System

    Changing the status quo with lenses that provide top quality imaging performance at any shooting distance.


    Coating Technology

    Super Spectra Coating

    Super Spectra Coating

    Studying sunlight in the search for ideal colouring.

    SWC Subwavelength Structure Coating

    SWC: Subwavelength Structure Coating

    An anti-reflective coating that absorbs light into the lens.

    ASC Air Sphere Coating

    ASC: Air Sphere Coating

    Effectively reducing lens flare and ghosting.

    Fluorine Coating

    Fluorine Coating

    A range of merits that support quality photography.

    DS Coating

    DS Coating

    Enhancing portrait photography with a new level of bokeh expression.


    Drive Technology

    Voice Coil Motor VCM

    Voice Coil Motor (VCM)

    Quiet and smooth: Using powerful magnets to drive large-aperture lenses

    In-lens Drive Systems

    In-lens Drive Systems

    Immediate, accurate response.

    Large-diameter Fully Electronic Lens Mount

    Large-diameter Fully Electronic Lens Mount

    Expanding the domain of photographic expression.

    RF Mount

    RF Mount

    RF-mount design builds on the expectations of EF-mount lens users.

    Ring-type USM

    Ring-type USM

    A groundbreaking new motor brings the promise of an “ideal lens” closer to reality.

    Nano USM

    Nano USM

    An ultrasonic motor with a revolutionary actuator that delivers high-speed AF.

    STM

    STM

    STMs are smaller, quieter, and have shorter start-up times, comparable with USM devices.

    EMD

    EMD

    A sophisticated function that expands the range of expression.

    IS In-lens Image Stabilization

    IS (In-lens Image Stabilisation)

    A new range of shooting options.

    Hybrid IS in-lens image stabilization

    Hybrid IS (In-lens Image Stabilisation)

    A new dimension in macro lens performance.

    Coordinated Control IS

    Coordinated Control IS

    The impact of coordinated control IS enabling image stabilisation of up to 8.0 stops.

    Control Ring

    Control Ring

    RF lenses can be operated easily using the free left hand.

    SA Control Ring

    SA Control Ring

    Expanding the possibilities of macro photography.

    Inner and Rear Focusing Systems

    Inner and Rear Focusing Systems

    Lens design that supports the AF performance of the entire system.

    Full-time Manual Focus

    Full-time Manual Focus

    Useful for severe focusing needs through seamless AF and MF operation.


    Technology for Durability and Toughness

    The Ultimate in Toughness and Durability

    The Ultimate in Toughness and Durability

    Lenses that can withstand the harshest of conditions.

    Weatherproof

    Weather-resistant

    Dust- and moisture-resistant construction performs to spec in even the most rugged shooting conditions.

    White Lenses

    White Lenses

    The lens barrel is a symbol of L-series performance.

    Heat Shield Coating

    Heat Shield Coating

    Bringing the "white barrel" into fashion.