Camera Lenses

Sigma 17-40mm F1.8 DC DN | Art Lens

Redefining Creative Possibilities for APS-C Mirrorless Cameras

Experience a new level of creative freedom with the Sigma 17-40mm F1.8 DC DN | Art—a revolutionary zoom lens that delivers prime-like image quality across the entire zoom range.

Key Features

- Designed for Full-Frame cameras, with an f/3.5–6.3 variable aperture

- Versatile wide-to-telephoto zoom in a compact, lightweight build

- Fast, precise autofocus powered by Sigma’s HLA motor

- 13-blade rounded diaphragm for smooth, natural bokeh

- Integrated zoom lock and focus mode switches for control and convenience

- Close focusing capability from 9.9" to 25.6" across the zoom range

- Front element coated to repel water and oil for easier cleaning

- Dust- and splash-resistant body for reliable performance outdoors

• Fast f/1.4 Prime
• Fuji X (APS-C)
• 24mm Full-Frame Equivalent
• Stepping Motor Auto Focus

• L-Mount Lens/Full-Frame Format
• Aperture Range: f/2.8 to f/22
• Two FLD Elements, Two SLD Elements
• Low Dispersion and Aspherical Elements

• E-Mount Lens/APS-C Format
• 45mm (35mm Equivalent)
• Aperture Range: f/1.4 to f/16
• Two Aspherical Elements

• L-Mount Lens/Full-Frame Format
• Aperture Range: f/2.8 to f/22
• Soft, Smooth, Rounded Bokeh
• High-Speed AF with Stepping Motor

• L-Mount Lens/Full-Frame Format
• Aperture Range: f/1.4 to f/16
• FLD and Special Low Dispersion Elements
• Two Aspherical Glass Elements

• EF-M-Mount Lens/APS-C Format
• 89.6mm (35mm Equivalent)
• Aperture Range: f/1.4 to f/16
• One SLD Element, Two Aspherical Elements

• EF-Mount Lens to L-Mount Body
• Integrated LED Displays Compatibility
• Maintains Autofocus and Auto-Exposure
• Supports In-Camera Correction Features

• Adapt EF-Mount Lens to Sony E Body
• Integrated LED Displays Compatibility
• Maintains Autofocus and Auto-Exposure
• Supports In-Camera Correction Features