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Black Sigma 17mm F4 DG DN Sony E-mount lens

SIGMA

SIGMA 17mm F4.0 DG DN Sony E Mount 415965

SKU CH-QN0H-11632

An ultra-wide 17mm zoom lens for mirrorless cameras with f/4 maximum aperture and Sony E mount

  • TypeZoom Lens
  • CompatibilityMirrorless Camera
  • ColorBlack
  • Focus TypeAuto Focus
  • Ultra-wide 17 mm field of view for expansive compositions
  • Constant f/4 maximum aperture maintains exposure across the frame
  • Sony E-mount design fits mirrorless bodies directly
  • Autofocus system delivers quick, accurate subject locking
  • Minimum f/22 aperture enables deep depth-of-field control

Ultra-wide prime for Sony E-mount

The SIGMA 415965 is a 17mm F4.0 DG DN prime lens built for full-frame Sony E-mount mirrorless cameras. Its ultra-wide field of view suits landscape, architecture and interior photographers who need a compact, high-quality optic. The constant f/4 aperture keeps exposure consistent while maintaining a portable form factor.

Replaces variable-aperture ultra-wide zooms

Photographers moving from slower kit zooms or variable-aperture ultra-wide zooms gain a fixed f/4 maximum aperture across the frame. The jump is worth it when edge-to-edge sharpness and distortion control matter more than focal-length flexibility. The minimum aperture of f/22 provides deep depth of field for scenic work.

Consistent rendering under extended use

The DG DN optical design maintains performance during prolonged shooting sessions such as time-lapse sequences or video work. Auto focus operates quietly and smoothly for continuous recording. The lens accepts front filters for creative control without vignetting at this ultra-wide focal length.

Highlights

  • Ultra-wide 17 mm field of view for expansive compositions
  • Constant f/4 maximum aperture maintains exposure across the frame
  • Sony E-mount design fits mirrorless bodies directly
  • Autofocus system delivers quick, accurate subject locking
  • Minimum f/22 aperture enables deep depth-of-field control

Specifications

TypeZoom Lens
CompatibilityMirrorless Camera
ColorBlack
Focus TypeAuto Focus
BrandSIGMA
Model415965

Questions about this item

What Sony E-mount cameras does the 17mm F4.0 DG DN fit?

The lens uses the Sony E mount, so it attaches directly to any full-frame or APS-C mirrorless body with that mount without an adapter.

Which step do people miss when mounting this lens on a Sony mirrorless body?

Align the white mounting index on the lens barrel with the matching mark on the camera, then twist until the lock clicks; forgetting to seat the index fully leaves the electronic contacts misaligned.

What part of the 17mm F4.0 DG DN will need cleaning or replacement over time?

The front glass element and the rear mount contacts are the only user-serviceable surfaces; keep the glass free of dust with a blower and microfibre cloth, and wipe the gold contacts occasionally with a dry swab.

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