Sigma AF 17-40mm f1.8 DC | Art Lens – Sony E Mount

Description

Sigma 17-40mm F1.8 DC | Art Lens Sony E Mount

A New Standard in APS-C Zoom Lenses

The Sigma 17-40mm F1.8 DC | Art is a groundbreaking large-aperture standard zoom designed exclusively for APS-C mirrorless cameras. Offering image quality comparable to a prime lens across the entire zoom range, this lens combines high resolution with creative flexibility ideal for both still photography and professional video production.

Built upon the legacy of the legendary 18-35mm F1.8, this next-generation model expands the zoom range, reduces weight by over 30%, and introduces cutting-edge features to meet the demands of modern hybrid creators.

Key Features at a Glance

• APS-C Standard Zoom with Constant F1.8 Aperture

• Prime-Like Sharpness Throughout the Zoom Range

• New 1740mm Range (Approx. 25.560mm in 35mm Format)

• High-Speed, Silent HLA Autofocus Motor

• Inner Zoom Mechanism for Stability

• Minimal Focus Breathing for Video

• Dust- and Splash-Resistant Structure

• Dual AFL Buttons + Aperture Ring with Click/Lock Switches

• Lightweight Build Just 535g

• Available for Sony E, L-Mount, FUJIFILM X, Canon RF

Exceptional Optical Performance

With 17 elements in 11 groups (including 4 SLD and 4 aspherical elements), this lens delivers excellent correction of axial chromatic aberration and sagittal coma flare. Expect edge-to-edge sharpness, vibrant colour reproduction, and stunning clarity even wide open at F1.8.

Whether shooting portraits, landscapes, or interiors, the Sigma 17-40mm F1.8 ensures premium results in all conditions.

Constant F1.8 for Creative Control

A constant maximum aperture of F1.8 across the entire zoom range gives you superb low-light performance and shallow depth of field. Capture indoor scenes, twilight moments, or expressive bokeh-rich images without compromise.

Wider, Lighter, and Smarter Than Ever

• Expanded focal range: Covers more creative ground than its predecessor (1740mm vs 1835mm).

• More portable: Over 30% lighter with a smaller 67mm filter thread.

• Stable inner zoom: Length remains constant while zooming or focusing perfect for gimbals and video rigs.

Built for Video Production

From single-operator setups to professional video workflows, this lens offers features that support smooth, cinematic production:

• High-response Linear Actuator (HLA) delivers fast, silent autofocus.

• Minimal focus breathing maintains consistent framing during focus pulls.

• Aperture ring with clickless operation and lock switch (Sony E, L, and X Mount).

• Dual AFL buttons for intuitive control in both horizontal and vertical orientation.

Designed for Real-World Shooting

• Dust- and splash-resistant construction for reliability in tough environments.

• Water- and oil-repellent coating on the front element for easier maintenance.

• Compact form factor makes it ideal for handheld and travel use.

Technical Specifications (Sony E Mount)

• Focal Length: 1740mm (25.560mm equivalent)

• Maximum Aperture: F1.8 | Minimum Aperture: F16

• Lens Construction: 17 elements in 11 groups

• Angle of View: 79.739.1

• Diaphragm Blades: 11 (Rounded)

• Minimum Focus Distance: 28cm

• Maximum Magnification: 1:4.8 at 40mm

• Filter Thread: 67mm

• Dimensions: 72.9mm x 115.9mm

• Weight: 535g

Whats in the Box

• Lens Hood (LH728-02)

• Front Cap (LCF-67 IV)

• Rear Cap (LCR III Sony E Mount)

• Pouch

Mount Compatibility & Availability

• Available for: Sony E Mount, L-Mount, FUJIFILM X Mount (July 10, 2025)

• Canon RF Mount available August 2025

Ideal For

• Photographers seeking a fast, sharp, and versatile zoom

• Hybrid creators working in both photo and video

• APS-C shooters who want a compact, high-performance setup

• Professionals looking for a lightweight F1.8 lens for everyday use

Note: Lens appearance and specifications subject to change. Sony E-mount development licensed from Sony Corporation.