| Attribute | Value |
|---|---|
| Lens Construction | 17 elements in 12 groups, including 1 aspherical element |
| Diameter | 78 mm |
| Zoom System | Rotary |
| Diagonal Angle of View | 18.40 - 78.50 degree |
| Aperture | 4.00 - 32.00 f |
| Notes | EF-S lens mount, exclusively for EOS 20D, Digital Rebel, and newer bodies with APS-C sensors. |
| Filter Size | 67 mm |
| Magnification Ratio | 0.2 x |
| Closest Focus | 0.35 m |
| Focus Details | Inner focusing; full-time manual focus and USM |
| Length | 92 mm |
| Diaphragm Blades | 6 |
| APS Equivalent | 27 - 136mm |
| Focal Length | 17.00 - 85.00 mm |
| Image Circle | APS-C |
| Brand | Canon |
| Name | Canon EF-S 17-85mm f/4-5.6 IS USM |
| Weight | 475 g |
| Type | Standard Zoom |
| 35mm Equivalent | Add |
| Effective Reduction in Aperture | Add |
| Focal Length Multiplier | Add |
| APS-C Equivalent | Add |
| Diaphragm Blades Type | Add |
| Front Element Rotation | Add |