EF135mm f/2L USM
| Angle of View (Diagonal) | 18° |
| Angle of View (Horizontal) | 15° |
| Angle of View (Vertical) | 10° |
| Closest Focusing Distance (m, ft) | 0.9/3.0 |
| Construction (Groups Elements) | 8-10 |
| Diameter x Length (mm) (Approx.) | 82.5 x 112 |
| Distance Scale | o |
| Drive System | Ring-type USM |
| Filter Size (mm) | 72 |
| Max. Magnification (x) | 0.19 |
| Min. Aperture | 32 |
| No. of Diaphragm Blades | 8 |
| Anti-dust and Moisture | Not Supported |
| Weight (g) (Approx.) | 750 |
| Accessories (Lens Cap) | E-72 II |
| Accessories (Lens Hood) | ET-78 II |
| Accessories (Lens Bag) | LP1219 |