| Focal Length | 15mm |
| Maximum Aperture | f/4 |
| Minimum Aperture | f/22 |
| Lens Mount | Canon RF |
| Lens Format Coverage | Full-Frame |
| Angle of View | 114° |
| Minimum Focus Distance | 15.7" / 40 cm |
| Optical Design | 13 Elements in 9 Groups |
| Diaphragm Blades | 10 |
| Focus Type | Manual Focus |
| Image Stabilization | No |
| Tripod Collar | Yes |
| Filter Size | 77 mm (Front) |