Despite the large maximum aperture, the lens remains compact. Lens group 5 moves for rear focusing, and sharp, crisp pictures are obtained at all apertures. The background blur is ideal for portraits. The USM autofocuses the lens quickly and quietly.
| Performance | |
|---|---|
| Focal Length | 100 mm |
| Aperture |
Maximum: f/2 Minimum: f/22 |
| Camera Mount Type | Canon EF |
| Format Compatibility |
35mm Film / Full-Frame Digital Sensor Canon (APS-C) |
| Angle of View | 24° |
| Minimum Focus Distance | 2.95' (89.92 cm) |
| Magnification | 0.14x |
| Maximum Reproduction Ratio | 1:7.1 |
| Groups/Elements | 6/8 |
| Diaphragm Blades | 8 |
| Features | |
|---|---|
| Image Stabilization | No |
| Autofocus | Yes |
| Tripod Collar | No |
| Physical | |
|---|---|
| Filter Thread | 58 mm |
| Dimensions (DxL) | Approx. 3.0 x 2.9" (7.62 x 7.37 cm) |
| Weight | 1.01 lb (458 g) |