 | Focal Length & Max. Aperture: |
 | 17-85mm 1:4.0-5.6 |
| |
 | Filter Diameter: |
 | 67mm; P=0.75mm/1 filter |
| |
 | Magnification with Extension Tube EF12 II: |
 | 0.43x - 0.14x (only at tele end) |
| |
 | Magnification with Extension Tube EF25 II: |
 | 0.72x - 0.33x (only at tele end) |
| |
 | Diagonal Angle of View: |
 | 78° 30' - 18° 25' (27.3mm) |
| |
 | Horizontal Angle of View: |
 | 68° 40' - 15° 25' (22.7mm) |
| |
 | Lens construction: |
 | 17 elements in 12 groups |
| |
 | Minimum aperture: |
 | f/22-32 (f/22-32 for cameras featuring 1/3-stop increments also) |
| |
 | No. of aperture blades: |
 | 6 (circular aperture) |
| |
 | Closest focusing distance (m): |
 | 0.35m |
| |
 | Focus drive: |
 | Ring USM |
| |
 | Dimensions: |
 | 78.5mm dia. x 92mm (max. length 118.5mm) |
| |
 | Weight: |
 | 475g |
| |
 | All data based on Canon's Standard Test Method: |
|
| |
 | Subject to change without notice: |