Sigma 23mm f/1.4 DC DN Contemporary Lens for Leica L Mount

Item # SG23F14L (Part # 348969)
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Item Description:
  • APS-C Format | f/1.4 to f/16
  • 35mm (Full-Frame Equivalent)
  • Excellent Low-Light Performance
  • Fast Internal Focus System
  • A fast-aperture wide-angle prime for APS-C-format mirrorless cameras, the Sigma 23mm f/1.4 DC DN Contemporary Lens provides a field of view equivalent to 35mm on a full-frame camera. Offered here with a Leica L-mount, this lens delivers high resolution along with beautiful bokeh effects thanks to its large f/1.4 maximum aperture. An inner focus system with a stepping motor delivers fast and accurate autofocus for still and video use, and with a minimum focusing distance of 9.9" the lens is well-suited for close-up photography and portraiture.


    • Lens construction: 13 elements in 10 groups with 3 SLD and 2 aspherical lens elements
    • Inner focus system
    • Compatible with high-speed autofocus
    • Stepping Motor
    • Compatible with Lens Aberration Correction
    • Support DMF and AF+MF
    • Super Multi-Layer Coating
    • Petal Type Hood LH554-01
    • Mount with dust and splash resistant structure
    • Support for switching between linear and non-linear focus ring settings
    • Compatible with SIGMA USB DOCK UD-11 (sold separately)
    • Designed to minimize flare and ghosting
    • Every single lens undergoes SIGMA's proprietary MTF measuring system
    • 9-blade rounded diaphragm

    A prime wide-angle lens
    Designed for APS-C-format Leica L-mount mirrorless cameras and provides a 35mm equivalent focal length.

    Bright f/2 maximum aperture
    Benefits working in difficult lighting conditions and also offers greater control over the depth of field.

    Inner focus system
    Stepping motor for fast, reliable AF for both still and video use.

    Minimum focusing
    Distance of 9.9" allowing for unique close-up photographs and portraits.

    Dust and splash-resistant
    Constructed with a brass bayonet mount for ensured accuracy and durability.


    Sigma 23mm F/1.4 DC DN Contemporary Specs

    Focal Length 23mm
    Maximum Aperture f/1.4
    Minimum Aperture f/16
    Lens Mount Leica L
    Lens Format Coverage APS-C
    Minimum Focus Distance 9.8" / 25 cm
    Macro Reproduction Ratio 1:7.3
    Optical Design 13 Elements in 10 Groups
    Diaphragm Blades 9
    Focus Type Autofocus
    Image Stabilization No
    Filter Size 52 mm (Front)
    Dimensions (ø x L) 2.6 x 3" / 65.8 x 76.9 mm
    Weight 12 oz / 340 g
    Sigma 23mm f/1.4 DC DN Contemporary Lens (Leica L)
    Lens Hood
    Sigma LCF-52 III 52mm Lens Cap
    Sigma LCR II Rear Lens Cap for Leica L
    Limited 4-Year Manufacturer Warranty
    This Kit Includes: