Slower by one stop, lighter in weight, much lighter in price than Canon’s 16–35mm f/2.8L, but comparably sharp, this lens is a favorite of landscape shooters. Distortion goes to Very Visible barrel at 17mm, though.
| Lens Type: | Zoom |
| Compatibility: | Full Frame |
| Range: | Super wide angle Wide Angle |
| Mount: | Canon |
| Auto Focus: | Yes |
| Full-Time Manual Focus Override: | No |
| Silent AF: | Yes |
| Zoom: | Yes |
| Minimum Focal Length: | 17 mm |
| Maximum Focal Length: | 40 mm |
| Fastest Aperture: | f/4.0 |
| Slowest Aperture: | f/22.0 |
| Image Stabilization: | No |
| Elements: | 12 |
| Groups: | 9 |
| Filter Size: | 77mm |
| Length: | 3.8 inches |
| Weight: | 17.0 ounces |
| Price: | $765.00 |
| Tripod Collar: | No |
| Included Case: | Yes |
| Macro: | No |
| Tilt/Shift: | No |
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