/product/sigma-af-20mm-f-2-dg-c-bk-black-sony-e/
Specifications
Features
Description
Camera Type
Mirrorless
Corresponding Mount
Sony E-mount, L-Mount
Angle of View
94.5°
Number of Diaphragm Blades
9 (Rounded diaphragm)
Minimum Focusing Distance
22cm / 8.7in
Maximum Magnification Ratio
01:07.0
Dimensions (Diameter × Length)
L-Mount: 70mm × 72.4mm / 2.8in. × 2.9in.; Sony E-mount: 70mm × 74.4mm / 2.8in. × 2.9in.
Weight
L-Mount: 370g / 13.1oz; Sony E-mount: 370g / 13.1oz
Supplied Accessories
Lens Hood (LH656-03), Front Cap (LCF-62mm III), Rear Cap (LCR II), Magnetic Metal Lens Cap
REAR CAP LCR
Included
TRIPOD SOCKET TS-143
NA
PROTECTIVE COVER PT-43
NA
Edge-to-Edge Sharpness
Yes, delivers exceptional edge-to-edge rendering
Megapixel
NA
Brust Speed
NA
Stills base ISO
NA
Autofocus
Yes, stepping motor for quick, accurate, and quiet AF performance
Advanced Optical Construction
Yes, includes three high-precision aspherical lenses, one SLD element, and one FLD element
High Precision & Aberration Correction
Yes, corrects chromatic aberrations and sagittal coma flare for high-resolution images
F1.4 Aperture with Full Image Quality
NA
Sagittal Coma Flare Correction
Yes, designed for accurate reproduction of bright points of light, especially for astrophotography
Anti-Ghosting & Flare Resistance
Yes, Super Multi-Layer Coating and Nano Porous Coating (NPC) reduce flare and ghosting
Engineered for Extreme Performance
Yes, combines high optical performance with compact form-factor for mirrorless systems
Exceptional Image Reproducibility
Yes, achieves high-resolution images from center to periphery
World’s Widest F1.4 Prime Lens
NA
Ideal for Astrophotography
Yes, particularly well-suited due to well-controlled sagittal coma flare
Ultra-Wide 14mm Focal Length
NA
Bright F1.4 Aperture
NA
High Optical Performance
Yes, achieves highest level of optical performance at F2 from center to periphery
Correction of Sagittal Coma Flare
Yes, very well-controlled for astrophotography
High-Speed Autofocus with HLA Motor
NA
Versatility
Yes, ideal for landscapes, wide-angle portraits, weddings, interiors, and astrophotography
Expressive Image Quality
Yes, provides beautiful background blur and sharp rendering for expressive results