Sigma AF 12mm F1.4 DC Contemporary Lens – Fujifilm X-Mount

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

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

Part of Sigma’s Contemporary series, it balances high optical quality, portability, and affordability, making it a perfect choice for photographers and content creators seeking speed, sharpness, and an expansive field of view.

Key Features

Ultra-Wide 12mm Prime

• Extremely wide 12mm focal length

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

• Ideal for landscapes, architectural photography, interiors, and immersive video

Bright f/1.4 Aperture

• Excellent low-light capability for nightscapes and astrophotography

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

• Supports fast shutter speeds in challenging lighting conditions

Advanced Optical Design

• Precision optical construction with aspherical and low-dispersion elements

• Delivers sharp edge-to-edge clarity, high contrast, and minimal distortion

• Minimizes chromatic aberration and ensures vibrant image quality

Fast & Quiet Autofocus

• Smooth and responsive autofocus for stills and video

• Near-silent operation for vlogging or cinematic recording

• Reliable subject acquisition even in low-light environments

Compact & Durable Build

• Lightweight, travel-friendly design for extended use

• Robust construction suited to studio or outdoor shooting

• Well-balanced on small APS-C mirrorless bodies and gimbals

Specifications

• Mount: Fujifilm X-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