EF600mm f/4L IS III USM
| Angle of View (Diagonal) | 4°10' |
| Angle of View (Horizontal) | 3°30' |
| Angle of View (Vertical) | 2°20' |
| Closest Focusing Distance (m, ft) | 4.2 / 13.78 |
| Construction (Groups Elements) | 13-17 |
| Diameter x Length (mm) (Approx.) | 168 x 448 |
| Distance Scale | o |
| Drive System | Ring-type USM |
| Filter Size (mm) | 52 (Drop-in) |
| Max. Magnification (x) | 0.15 |
| Min. Aperture | 32 |
| No. of Diaphragm Blades | 9 |
| Anti-dust and Moisture | Supported |
| Weight (g) (Approx.) | 3050 |