Sigma AF 40mm F1.4 DG Art Lens
The Sigma 40mm f/1.4 DG HSM is a 40mm f/1.4 lens designed for Canon EF, Nikon F, Sony E, L-Mount mount cameras. Used copies start from $641.58 on GearFocus, with buyer protection on every purchase.
Sigma AF 40mm F1.4 DG Art Lens
Used Sigma 40mm f/1.4 DG HSM Listings on GearFocus
Lens Overview — Sigma 40mm f/1.4 DG HSM
Key Features — Sigma 40mm f/1.4 DG HSM
40mm F1.4 Prime: A focal length that sits between 35mm and 50mm, offering a natural perspective well-suited to portraiture, documentary, and everyday shooting.
Sigma Art Series Optics: Built to Sigma's highest optical standard, the Art line is designed for maximum sharpness, contrast, and rendering quality across the full frame.
Full-Frame Coverage: Designed for full-frame sensors with no vignetting or crop penalties on cameras like the Canon 5D, Nikon D850, or Sony A7 series.
Autofocus with Manual Override: Supports autofocus for faster-paced work while allowing smooth manual focus control for deliberate or critical focusing situations.
Four Mount Options: Available in Canon EF, Nikon F, Sony E, and L-Mount variants, covering a broad range of full-frame camera systems.
82mm Filter Thread: Large-diameter filter thread accommodates a wide range of ND, polarizing, and creative filters.
Lens Specifications — Sigma 40mm f/1.4 DG HSM
| Spec | Detail |
|---|---|
| Use Cases | Portrait, Landscape, Street, Travel, Video / Cinematography |
| Lens Type | Prime |
| Format | Full Frame |
| Zoom/Prime | Prime |
| Focal Length | 40mm |
| Maximum Aperture | f/1.4 |
| Camera System | DSLR |
| Lens Mount | Canon EF, Nikon F, Sony E, L-Mount |
| Autofocus | Yes |
| Focus Type | Auto, Manual |
| Image Stabilization | None |
| Filter Thread | 82mm |
Description — Sigma 40mm f/1.4 DG HSM
The Sigma 40mm f/1.4 DG Art is a full-frame prime lens with a 40mm focal length and a f/1.4 maximum aperture, designed for photographers who want a fast, versatile standard lens. Part of Sigma's Art series, it supports both autofocus and manual focus, giving users control over how they approach focus in any shooting situation. The lens is offered in Canon EF, Nikon F, Sony E, and L-Mount configurations, ensuring compatibility across a broad selection of full-frame camera systems.
A 82mm filter thread provides access to a wide variety of screw-in filters. Weighing in at 1,200g, this is a solidly built lens with real heft — something to consider when planning your kit for travel or extended shooting sessions. There is no image stabilization, so handheld shooting in lower light will depend on the fast aperture and solid technique.
For photographers seeking a standard prime with a slightly wider-than-50mm perspective and a fast aperture, the 40mm Art is a compelling option across multiple mount platforms.
Pros — Sigma 40mm f/1.4 DG HSM
- ✓Fast f/1.4 maximum aperture delivers strong light-gathering capability for low-light shooting
- ✓40mm focal length on a full-frame sensor offers a versatile standard perspective
- ✓Supports both autofocus and manual focus for flexible shooting control
Cons — Sigma 40mm f/1.4 DG HSM
- ✗At 1,200g, this is a heavy lens that may cause fatigue during extended handheld shooting
- ✗No image stabilization, which places more demand on technique in low-light or slow-shutter situations
- ✗Large 82mm filter thread means filters will be more expensive than those for smaller lenses
Videos — Sigma 40mm f/1.4 DG HSM
First Look at the Sigma 40mm f/1.4 DG HSM Art Lens for Canon EF | Review — Digital Goja
Frequently Asked Questions — Sigma 40mm f/1.4 DG HSM
What camera mounts is this lens available in?+
The Sigma 40mm f/1.4 DG Art is available in Canon EF, Nikon F, Sony E, and L-Mount variants. Make sure to select the mount that matches your camera system when purchasing.
Does this lens have image stabilization?+
No, this lens does not include image stabilization. Photographers shooting in challenging light conditions will need to rely on the f/1.4 aperture, higher ISO settings, or a stable shooting technique to manage blur.
What filter size does this lens use?+
The Sigma 40mm f/1.4 DG Art uses an 82mm filter thread. This is a large filter diameter, so existing filters from smaller lenses will not be directly compatible without step-up rings.
How heavy is this lens?+
The lens weighs 1,200g, which is notably substantial for a prime lens. This is an important consideration for photographers planning extended handheld sessions or building a travel kit.
Is this lens compatible with full-frame cameras?+
Yes, the Sigma 40mm f/1.4 DG Art is designed for full-frame camera systems. It is available in mounts that cover a range of full-frame DSLR and mirrorless platforms.
Does this lens support autofocus?+
Yes, the lens supports both autofocus and manual focus. This gives shooters flexibility to switch between AF-driven shooting and fully manual focus control depending on the situation.