Sigma 17mm F4 DG DN | C

Focal length: 17 mm
Aperture: f/4
Weight: 225 g
Filter diameter: 55 mm
Min. focus distance: 12 cm
Length: 48.8 mm

At a Glance

This 17 mm ultra-wide prime for L-Mount covers full frame and is compact at 225 g. It reaches 1:3.6 at a minimum focus distance of 12 cm, which is close for such a wide lens. An aperture ring and a weather sealed mount are included. It works for landscapes, architecture, interiors and travel.

Good for

Landscape
Architecture
Interiors
Travel

Derived from the manufacturer data, not from our own tests. How we check

Technical Specifications

Min. focal length: 17 mm
Max. focal length: 17 mm
Max. aperture (min. zoom): f/4
Max. aperture (max. zoom): f/4
Min. aperture: f/22
Elements: 9
Groups: 8
Weight: 225 g (0.5 lb)
Filter diameter: 55 mm
Min. focus distance: 12 cm (4.72 in)
Max. magnification: 1:3.6 (0.28×)
Length: 48.8 mm (1.92 in)
Diameter: 64 mm (2.52 in)
Released: April 2023

Manufacturer data: sigma-global.com

Last checked: October 13, 2026 (against the manufacturer data) · How we check

Simulate depth of field and angle of view

Compare with other lenses

Which cameras does the Sigma 17mm F4 DG DN | C fit?

The Sigma 17mm F4 DG DN | C is a full-frame lens for L-Mount cameras. On full-frame bodies it uses the whole sensor; on APS-C L-Mount cameras its field of view equals 26 mm in full-frame terms.

L-Mount cameras

Full frame:: Leica SL3-P,Leica SL3-S,Sigma BF,Panasonic Lumix S1II,Panasonic Lumix S1IIE,Panasonic Lumix S1RII,Leica SL3,Panasonic Lumix S9,Blackmagic PYXIS 6K,Panasonic Lumix S5II,Panasonic Lumix S5IIX,Blackmagic Cinema Camera 6K,Panasonic Lumix BS1H,Leica SL2-S,Panasonic Lumix S5,Sigma fp L,Leica SL2,Panasonic Lumix S1,Panasonic Lumix S1R,Panasonic Lumix S1H,Sigma fp,Leica SL (Typ 601)
APS-C:: Leica CL,Leica TL2,Leica TL,Leica T (Typ 701)