Canon EF 300mm f/4L IS USM Instruction page 7

5. Image Stabilizer Settings
You can use the image stabilizer in AF or MF mode.
Set the STABILIZER switch
to .
• If you are not going to use the
image stabilizer function, set
the switch to
Select the stabilizer mode.
• MODE 1: Corrects vibrations
in all directions. It is mainly
effective for shooting still
subjects.
.
• MODE 2: It compensates for
vertical camera shake during
following shots in a horizontal
direction, and compensates for
horizontal camera shake
during following shots in a
vertical direction.
When you press the shutter
button halfway, the Image
Stabilizer will start
operating.
• Make sure the image in the
viewfinder is stable, then press
the shutter button the rest of
the way down to take the
picture.
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