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A compact and lightweight ultra-wide-angle L-series lens with fixed aperture ideal for landscape and architecture
The EF 17-40mm f/4L USM Lens is an ultra-wide-angle lens producing stunning clarity in a range of focal lengths. Its compact, lightweight body makes it an ideal travel companion - suited to interiors, architecture and landscapes, fitting more in the frame without the need to step back. Produce consistent exposures with the large f/4 aperture over the 17-40 mm zoom range and create softer background blur with a 7-blade circular aperture diaphragm. Part of the Canon professional L-series flagship range, its designed for robust handling and resistant to dust and moisture.
Architecture *²
Interiors *¹
Travel *¹
Landscape *¹
Street *¹
Life *¹
| Specification | Details |
| EXTENDER COMPATIBLITY | Not compatible |
|---|
| Specification | Details |
| PRODUCT WEIGHT INPUT-1 | 475 g |
|---|---|
| FILTER DIAMETER (MM) | 77 |
| MAXIMUM DIAMETER X LENGTH (MM) | 83.5 x 96.8 |
| WATER/DUST RESISTANCE | Yes |
| Specification | Details |
| AF ACTUATOR | Ring USM |
|---|---|
| AF ACTUATOR AF FOOTNOTE | Full time Manual focus |
| ANGLE OF VIEW | 93° - 49°, 70°30' - 34°, 104° - 57°30' |
| DISTANCE INFORMATION | Yes |
| LENS CONSTRUCTION (ELEMENTS/GROUPS) | 12/9 |
| MINIMUM APERTURE | 22 |
| MAGNIFICATION WITH EXTENSION TUBE EF12 II | 0.83-0.32 |
| MAGNIFICATION WITH EXTENSION TUBE EF25 II | 1.02-0.70 |
| MAGNIFICATION | 0.24 (at 40mm) |
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Out of stock online
Order before 3pm for FREE next day delivery
Out of stock online
Order before 3pm for FREE next day delivery
Order before 3pm for FREE next day delivery
*¹ Recommended only for EF-S mount cameras
*² Recommended only for EF mount cameras
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