Canon 17-40mm f/4.0 L USM review
Full specification for Canon EF 17-40mm f/4.0 L USM
| Maximum Format Size | 35mm |
|---|---|
| Focal Length | 17-40mm |
| Diagonal Angle of View | 104-57 |
| Maximum Aperture | f/4 |
| Minimum Aperture | f/22 |
| Lens Construction | 12/9, 3 Asph, Super UD |
| Minimum Focus | 28cm |
| Focus Method | AF/M USM |
| Filter Thread | 77mm |
| Weight | 500g |
| Dimensions | 83.5x96.8mm |
| Other | Lens hood: Ew-83E |
| Lens Mount | Canon EF |
Manufacturer website: Canon
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