Sigma 14-24mm f/2.8 DG DN A (Art) Full-Frame Autofocus Lens for Sony E-Mount, Black {Rear Gel} with Built in Hood

Sigma's 14-24mm f/2.8 Art DN: the astrophotographer's wide zoom

Sigma built the 14-24mm f/2.8 DG DN Art specifically for full-frame Sony E-mount bodies, taking direct advantage of the short flange distance to keep the physical package tighter than comparable DSLR-era glass, 131mm long, 85mm at its widest, and 795g on the scale. That's a real-world difference when you're hauling a tripod into the dark. The f/2.8 maximum aperture holds across the entire zoom range, which matters enormously when you're shooting at ISO 3200 trying to pull stars out of a dark sky at 14mm with a 114.2° field of view.

The 18-element, 13-group optical formula prioritizes edge-to-edge resolution, not just center sharpness. Sigma describes uniform rendering performance to the corners, exactly what you need when a wide shot of a Milky Way arc or a cathedral interior has critical detail at the extreme edges of the frame. The built-in lens hood ships ready to use, and rear gel filter compatibility solves the awkward problem of attaching filters to a protruding front element. At 11" minimum focus distance, there's also enough close-focusing capability to work foreground elements into a wide environmental composition. For Sony Alpha shooters who want Art-line optical quality in a native mirrorless design, this lens delivers without the bulk of its DSLR counterparts.

Who It's For

Astrophotographers get the most direct benefit: f/2.8 at 14mm with a 114.2° field of view pulls in weak light efficiently, and the edge-to-edge resolution means stars stay points, not smears, across the full frame. Architecture and interior photographers will appreciate the 14-24mm range covering both tight-room wide shots and moderate compression for facades, with consistent corner rendering on high-resolution Sony sensors. Travel photographers working with a minimal kit gain a single lens covering ultra-wide through an useful mid-wide range. Landscape shooters get the rear gel filter slot for graduated NDs without front-filter gymnastics on a wide curved element.

Key Features

• 14-24mm full-frame zoom with constant f/2.8 across entire range
• 18-element, 13-group optical design optimized for corner-to-corner resolution
• 131mm length and 795g weight exploits Sony E-mount short flange distance
• 114.2° field of view at 14mm for expansive astrophotography and environmental work
• Built-in lens hood and rear gel filter compatibility avoid front element obstruction
• 11-inch minimum focus distance enables foreground integration in wide compositions
• One FLD and five SLD elements control chromatic aberration and edge aberrations

FAQ

Does the f/2.8 aperture stay constant across the entire 14-24mm zoom range?

Yes. The lens holds f/2.8 from 14mm through 24mm, which is critical for astrophotography when you need maximum light collection at any focal length.

How does this compare in size to Canon or Nikon versions of a 14-24mm f/2.8 lens?

Sigma built this specifically for Sony E-mount to exploit the shorter flange distance. At 131mm long and 795g, it's noticeably more compact than DSLR-era designs, making it practical for fieldwork.

What does "uniform rendering performance to the corners" actually mean for my shots?

The optical formula delivers edge-to-edge sharpness and consistent contrast from center to corner, so detail-rich subjects like star fields and architectural interiors won't soft off at the frame edges.

Can I use standard filters on this lens?

No. The front element protrudes, so filters won't mount conventionally. Sigma included a built-in hood and designed the rear for gel filter compatibility instead.

What's the closest I can focus with this lens?

11 inches (27.94cm). That's close enough to work foreground elements into wide environmental compositions without needing macro capability.

Is this lens really designed for astrophotography, or is that marketing?

Sigma optimized the entire optical formula specifically for starry sky shooting-the constant f/2.8, the 18-element design for corner resolution, the 114.2° field of view at 14mm. The engineering supports the claim.

What optical elements does this lens use to control aberrations?

One FLD (fluorite low-dispersion) element and five SLD (special low-dispersion) elements to manage chromatic aberration and color fringing, plus three aspherical elements for edge performance.