Canon EF 70-300mm f/4-5.6 IS II USM User Manual - Page 11

Fixing the Zoom Ring - extender

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4. Fixing the Zoom Ring The zoom ring can be fixed to keep the lens at the shortest point. This function is convenient for carrying a camera on a strap because it prevents the lens from extending. 1 Rotate the zoom ring to the widest position (70 mm). 2 Slide the zoom ring lock lever in the direction indicated by the arrow. ●● To release the zoom ring, slide the zoom ring lock lever in the direction opposite to the arrow. The zoom ring cannot be fixed in place at any position other than the widest position. ENG-10

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ENG-10
The zoom ring can be fixed to keep the lens at the shortest point. This function is convenient for
carrying a camera on a strap because it prevents the lens from extending.
1
Rotate the zoom ring to the
widest position (70 mm).
2
Slide the zoom ring lock
lever in the direction
indicated by the arrow.
±
To release the zoom ring, slide
the zoom ring lock lever in the
direction opposite to the arrow.
The zoom ring cannot be fixed in place at any position other than the
widest position.
4. Fixing the Zoom Ring