RF10-20mm f/4L IS STM
| Angle of View (Diagonal) | 130°25′ - 94°00′ |
| Angle of View (Horizontal) | 121°55′ - 84°00′ |
| Angle of View (Vertical) | 100°25′ - 62°00′ |
| Closest Focusing Distance (m, ft) | 0.25 / 0.82 |
| Construction (Groups Elements) | 12, 16 |
| Diameter x Length | 83.7 × 112.0 |
| Distance Scale | - |
| Drive System | Leadscrew-type STM + Position Sensors (First ever built-in) |
| Filter Size | Uses Rear Gelatin Filter Holder |
| Maximum Magnification (x) |
0.06x (at 10mm) 0.12x (at 20mm) |
| Minimum Aperture | 22 |
| Number of Diaphragm Blades | 9 |
| Anti-dust and Moisture | Yes |
| Weight | 570 |
| Accessories (Lens Cap) | Lens Cap 10-20 |
| Accessories (Lens Hood) | - |
| Accessories (Lens Bag) | LP1219 |