Extender EF 1.4xIII
| Angle of View (Diagonal) | - |
| Angle of View (Horizontal) | - |
| Angle of View (Vertical) | - |
| Closest Focusing Distance (m, ft) | - |
| Construction (Groups Elements) | 3-7 |
| Diameter x Length | 72.0 x 27.2mm |
| Distance Scale | - |
| Drive System | - |
| Filter Size | - |
| Maximum Magnification (x) | - |
| Minimum Aperture | - |
| Number of Diaphragm Blades | - |
| Anti-dust and Moisture | Supported |
| Weight | 225g |
| Accessories (Lens Cap) | Extender Cap EII |
| Accessories (Lens Hood) | - |
| Accessories (Lens Bag) | LP811 |