Product Description
Unlock creative potential with the Sigma 17-40mm f/1.8 DC | Art Lens, a groundbreaking wide-to-standard zoom designed for APS-C mirrorless cameras. Featuring a constant f/1.8 aperture throughout the zoom range, exceptional optical performance, and fast autofocus, this lens delivers prime-like image quality for photography and video production alike. Explore the Sigma 17-40mm f/1.8 DC Art specs and discover why this versatile lens elevates your imaging capabilities to the next level.
Premium Optical PerformanceThe Sigma 17-40mm f/1.8 DC | Art Lens features a constant f/1.8 maximum aperture that delivers outstanding low-light performance and beautiful background separation, even at wider zoom settings. A refined optical design with multiple aspherical and special low-dispersion elements ensures high resolution and rich detail across the frame, rivaling many prime lenses in clarity and contrast.
Versatile Zoom RangeThis lens covers a flexible 17–40mm focal length range — ideal for landscapes, street photography, everyday shooting, and environmental portraits. On APS-C cameras, this range offers a 26–60mm equivalent field of view, giving you both wide-angle and normal perspectives without the need to change lenses.
Fast & Reliable AutofocusEquipped with a high-response linear autofocus motor (HLA), the Sigma 17-40mm f/1.8 DC | Art Lens delivers quick and quiet focusing for stills and video work. Its internal zoom design keeps the lens length constant while zooming, improving balance and handling during handheld shooting.
Construction & HandlingThe lens is thoughtfully engineered with a dust- and splash-resistant design and an 11-blade rounded diaphragm for smooth, pleasing bokeh. A 67mm filter thread makes it compatible with a wide range of filters and accessories, while its lightweight yet robust construction enhances portability and durability.
Product Comparison| Feature | Sigma 18-35mm f/1.8 DC HSM | Art | Sigma 17-40mm f/1.8 DC | Art |
|---|---|---|
| Focal Length | 18-35mm (27-52.5mm eq.) | 17-40mm (26-60mm eq.) |
| Maximum Aperture | f/1.8 constant | f/1.8 constant |
| Zoom Range | 1.94× | 2.35× |
| Weight | ≈810 g | ≈525 – 560 g |
| Mount Compatibility | Various APS-C mounts | Canon RF-S, Fujifilm X, Sony E, L-Mount |
The Sigma 17-40mm f/1.8 DC | Art Lens redefines APS-C zoom performance with its combination of fast f/1.8 aperture, excellent optics, and versatile focal range. It’s an outstanding choice for landscape, street, portrait, and video shooters looking for professional image quality without carrying multiple lenses.
Get It Now from a Trusted ResellerElevate your photography and videography with confidence — Becextech offers genuine Sigma 17-40mm f/1.8 DC | Art Lens options, competitive pricing, and reliable warranty support. Shop securely at Becextech to buy Sigma 17-40mm f/1.8 DC Art online Australia and benefit from trusted Sigma 17-40mm f/1.8 DC Art warranty Australia.
APS-C | f/1.8 to f/16
25.5 to 60mm (Full-Frame Equivalent)
Superfast Wide-to-Normal Zoom
HLA Autofocus
11” Minimum Focus Distance
Aperture Ring with Click & Lock Switches
SLD and Aspherical Elements
Water- and Oil-Repellent Coating
Dust & Splash Resistant Construction
What's In The Box
This product is sold by a third-party seller and they are responsible for their product, the content of their listing and any exchanges or returns of their product.
All products sold by third-parties are subject to guarantees that cannot be excluded under the Consumer Guarantees Act.
Save with 
Save $20 on non-member price
Earn $17.88 Points Credit*
Exclusive Deals
Mighty Ape Travel discount
^FREE 14 day trial. Primate will be charged $89 / 365 days after free trial, cancel anytime. Delivery benefits available in selected postcodes only. †*T&Cs apply, click for details.