15mm
| Effective focal length | Angle of view | |
| Full-frame | 15mm | 110.5 degrees |
| APS-H (1.3x crop) | 19.5mm | 97.7 degrees |
| APS-C (1.5x crop) | 22.5mm | 86.9 degrees |
| APS-C (1.6x crop) | 24mm | 84.5 degrees |
| APS-C (1.7x crop) | 25.3mm | 79.3 degrees |
| Four Thirds (2x crop) | 30mm | 71.6 degrees |