| EF 17–35mm 2.8L USM | |
| Maker: | Canon |
| Feat-Is: | n |
| Focusdrive: | Ultrasonic motor |
| Feat-Sbf: | n |
| Feat-Macro: | n |
| Feat-Special: | L-Series |
| Type: | z |
| Application: | Ultra-Wide Zoom |
| Flength: | 17–35 mm |
| Fov: | 1.0 |
| Aperture: | 2.8–22 |
| Groups: | 10 |
| Elements: | 15 |
| Diaphragm: | 7 |
| Close-Dist: | 0.42 m |
| Max-Mag: | 0.11x |
| Weight: | 545 g |
| Max-Diameter: | 83.5 mm |
| Max-Length: | 95.7 mm |
| Filter: | 77 mm |
| Start: | April 1996 |
The Canon EF 17–35mm 2.8L USM lens was a wide-angle zoom lens made by Canon Inc. It was replaced by the Canon EF 16–35mm lens.