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General| Magnification | 0.2 x |
|---|---|
| AF actuator | USM |
| Manual focus | Yes |
| Compatibility | - |
| Camera brands compatibility | Canon |
| Focal length range | 100 - 400 mm |
| Maximum aperture number | 32 |
| Minimum aperture number | 4.5 |
| Closest focusing distance | 1.8 m |
| Number of diaphragm blades | 5 |
| Lens structure (elements/groups) | 17/14 |
Weight and Dimensions| Length | 189 mm |
|---|---|
| Weight | 1380 g |
| Diameter | 92 mm |
| Filter size | 77 mm |
Take precautions against condensation and excessive heat to prevent lens damage or malfunction.
Avoid looking at the sun through the lens and do not leave the lens exposed to direct sunlight to prevent vision loss or fire.
Details proper procedures for mounting, detaching, and handling lens contacts to prevent damage.
Explains how to set the focus mode switch for AF/MF and the function of the focusing ring.
Allows setting the focusing distance range to 1.8m-infinity or 6.5m-infinity for faster autofocus.
Explains how to adjust zoom ring resistance using the zoom touch adjustment ring for smooth or tight zoom.
Guides on setting the stabilizer switch to ON and selecting between MODE 1 and MODE 2 for different shooting conditions.
Discusses limitations with subject/camera movement, tripod use, long exposures, and increased power consumption.
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