Sigma AF 12mm F1.4 DC Contemporary Lens – Sony E-Mount

Ultra-Wide, Fast Prime for APS-C Sony Mirrorless Cameras

The Sigma AF 12mm F1.4 DC Contemporary is an ultra-wide-angle prime lens designed for APS-C Sony E-mount mirrorless cameras. Combining a bright f/1.4 aperture with a compact, lightweight design, this lens delivers outstanding performance for astrophotography, landscapes, architecture, interiors, vlogging, and creative wide-angle work.

Part of Sigma’s Contemporary series, it offers an ideal balance of high image quality, portability, and affordability, making it a powerful tool for photographers and content creators who need speed and width without added bulk.

Key Features

Ultra-Wide 12mm Prime

• Extremely wide 12mm focal length

• Approx. 18mm full-frame equivalent on APS-C

• Ideal for expansive landscapes, architecture, interiors, and immersive video

Bright f/1.4 Aperture

• Excellent low-light performance for night scenes and astrophotography

• Allows shallow depth-of-field effects even at wide angles

• Enables fast shutter speeds in challenging lighting conditions

Advanced Optical Design

• Precision optical construction with aspherical and low-dispersion elements

• Delivers sharp detail, controlled distortion, and high contrast

• Minimises chromatic aberration and edge softness

Fast & Quiet Autofocus

• Smooth, responsive autofocus ideal for both stills and video

• Quiet operation for video recording and vlogging

• Reliable subject acquisition in low-light environments

Compact & Durable Build

• Lightweight, travel-friendly design

• Robust construction suited for everyday and outdoor use

• Balances well on small APS-C mirrorless bodies and gimbals

Specifications

• Mount: Sony E-mount (APS-C)

• Focal Length: 12mm

• Maximum Aperture: f/1.4

• Minimum Aperture: f/16

• Lens Construction: 16 elements in 12 groups

• Diaphragm Blades: 9 (rounded)

• Minimum Focus Distance: 18cm

• Maximum Magnification: 1:9.9

• Filter Size: 62mm

• Weight: Approx. 225–230g