Canon 16-35mm f2.8L III USM L Series Ultra Wide Angle Lens – EF Mount. Premium image quality from an ultra-wide angle zoom lens that also features an f/2.8 maximum aperture, for an accomplished low-light performance.
- Versatile collection of wide-angle focal lengths
- Premium image quality
- Fast constant aperture
- Durable L-series construction
- Advanced autofocus

| Angle of view (horizontal, vertical, diagonal) | 98° – 54°, |
| 74°10′ – 38°, | |
| 108°10′ – 63°” | |
| Lens construction (elements/groups) | 16/11 |
| No. of diaphragm blades | 9 |
| Focal Length | 16-35mm |
| Max aperture | f2.8 |
| Minimum aperture | f22 |
| Minimum focusing distance | 0.28m |
| Maximum magnification | 0.25 (at 35mm) |
| Distance Information | Yes |
| Image stabiliser | – |
| AF actuator | Ring USM |
| Dust/moisture resistance | Yes |
| Filter diameter | 82mm |
| Max. diameter x length | 88.5 x 127.5mm |
| Weight | 790g |