- EF-Mount Lens/Full-Frame Format
- Aperture Range: f/4 to f/22
- One Super Ultra-Low Dispersion Element
- Three Aspherical Element
Spanning a versatile wide-angle range, the EF 17-40mm f/4L USM Lens is a Canon L-series zoom featuring a constant f/4 maximum aperture along with a sophisticated optical design and durable construction. One Super UD element is featured, along with three aspherical elements, which help to reduce both chromatic and spherical aberrations in order to realize high sharpness, clarity, and color accuracy. A Super Spectra coating has also been applied to suppress flare and ghosting for improved contrast in difficult lighting conditions. Complementing the imaging capabilities, this wide-angle zoom also features a ring-type USM and internal focusing mechanism to afford quick, quiet, and accurate autofocus performance, as well as full-time manual focus override. Additionally, this lens is weather-sealed for use in trying environmental conditions.
In the Box
- Canon EF 17-40mm f/4L USM Lens
- Canon E-77 II 77mm Lens Cap
- Canon Lens Dust Cap E (Rear Lens Cap)
- Canon EW-83E Lens Hood for EF 16-35mm f/2.8L & 10-22mm EF-S Lens
- Canon Lens Case LP1319
- Limited 1-Year Warranty
Canon EF 17-40mm f/4L USM Lens
This item is currently out of stock. If you purchase this item while it is 'order only', we will order a that item for you. Once the item arrives, we will contact you to ship or have you pick it up in store.
WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.