Price: $749.95
(as of Oct 29,2025 22:56:54 UTC – Details)

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.

Manufacturer Included Items:
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

Bundle Items Include:
1 x Canon EF 17-40mm f/4L USM Lens
1 x 77mm 3 Piece Filter Kit
1 x Lens Cap Keeper
1 x Cleaning Kit

Bundle Items Includes: 1 x Canon EF 17-40mm f/4L USM Lens, 1 x 77mm 3 Piece Filter Kit, 1 x Lens Cap Keeper, 1 x Cleaning Kit
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.
Wide-angle zoom is designed for full-frame Canon EF-mount DSLRs, however can also be used with APS-C models where it provides a 27.2-64mm equivalent focal length range. Constant f/4 maximum aperture maintains consistent illumination throughout the zoom range. One Super Ultra-Low Dispersion glass element noticeably reduces color fringing and chromatic aberrations for high clarity and color fidelity.
Key Features: EF-Mount Lens/Full-Frame Format – Aperture Range: f/4 to f/22 – One Super Ultra-Low Dispersion Element – Three Aspherical Element – Super Spectra Coating – Ring-Type Ultrasonic Motor AF System – Weather-Sealed Construction – Rounded 7-Blade Diaphragm
Compatibility: Blackmagic Design Pocket Cinema Camera 6K, Blackmagic Design Pocket Cinema Camera 6K Pro, 1D X, 1D X Mark II, 1D X Mark III, 40D, 5D Mark II, 5D Mark III, 5D Mark IV, 5D Mark IV Canon Log, 5DS, 5DS R, 6D, 6D Mark II, 70D, 77D, 7D, 7D Mark II, 80D, 90D, C100 EF-Mount, C100 Mark II EF-Mount, C200 EF-Mount, C300 EF-Mount, C300 Mark II EF-Mount, C300 Mark III EF-Mount, C500 EF-Mount, C700 EF-Mount, SL1, SL2, SL3, T5, T5i, T6, T6i, T6s, T7, T7i, T8i