L-Mount Lens/APS-C Format45mm (35mm Equivalent)Aperture Range: f/1.4 to f/16Two Aspherical Elements A fast, versatile prime, this 30mm f/1.4 DC DN Contemporary Lens from Sigma is designed for use with L-mount mirrorless cameras. The bright f/1.4 maximum aperture benefits working in low-light conditions and also affords extensive control over depth of field for using selective focus techniques. The optical design features a pair of aspherical elements, along with one high-refractive index element, which significantly reduce spherical aberrations and distortion for increased clarity and definition for notably sharp image quality. Also, a Super Multi-Layer Coating has been applied to control lens flare and ghosting in strong lighting conditions. Additionally, benefitting both stills shooting and video recording, this compact prime also incorporates a stepping AF motor for smooth, near-silent autofocus performance. 
 As part of the Contemporary line within Sigma's Global Vision series, this lens is designed to achieve a balance between convenience and performance, and meshes a compact, lightweight build and versatile handling with notable optical attributes. Normal-length prime is designed for APS-C-format Leica L-mount mirrorless cameras and provides a 45mm equivalent focal length. Bright f/1.4 maximum aperture excels in low-light conditions and also affords increased control over depth of field for achieving selective focus effects. Two aspherical elements and one high-refractive index element are used to limit distortion and spherical aberrations and also contribute to greater overall sharpness and accurate rendering. A Super Multi-Layer Coating has been applied to lens elements in order to minimize lens flare and ghosting and contribute to producing contrast-rich and color-neutral imagery, even in backlit conditions. A stepping AF motor benefits both photographers and videographers with its fast, precise, and near-silent performance. Rounded nine-blade diaphragm contributes to a smooth and pleasing bokeh quality. Constructed using a Thermally Stable Composite (TSC) material for greater precision and use in wide temperature variations. Additionally, a brass bayonet affords improved mounting accuracy and rigidity. UPC: 085126302696
   | Focal Length |   30mm (35mm Equivalent Focal Length: 45mm)  |  
  | Maximum Aperture |   f/1.4  |  
  | Minimum Aperture |   f/16  |  
  | Lens Mount |   Leica L  |  
  | Format Compatibility |   APS-C  |  
  | Angle of View |   50.7°  |  
  | Minimum Focus Distance |   11.81" / 30 cm  |  
  | Maximum Magnification |   0.14x  |  
  | Optical Design |   9 Elements in 7 Groups  |  
  | Diaphragm Blades |   9, Rounded  |  
  | Focus Type |   Autofocus  |  
  | Image Stabilization |    None   |  
  | Filter Size |   52 mm (Front)  |  
  | Dimensions (ø x L) |   2.55 x 2.89" / 64.8 x 73.3 mm  |  
  | Weight |   9.35 oz / 265 g  |  
  
   | Package Weight |   0.99 lb  |  
  | Box Dimensions (LxWxH) |   5.45 x 4.2 x 4.1"  |  
  
 In the Box
  - Sigma 30mm f/1.4 DC DN Contemporary Lens for Leica L
  - Sigma LCF-52 III 52mm Lens Cap
  - Sigma LCR-TL II Rear Cap for L-Mount Lenses
  - Sigma Lens Hood for 30mm f/1.4 DC DN Contemporary Lens
  - Limited 1-Year Warranty
  - Limited 3-Year U.S.A. Warranty Extension
  
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