Canon RF 100-500mm F4.5-7.1 L IS USM Instructions Manual page 12

Image Stabilizer
The Image Stabilizer for this lens is suited to hand-held shots in the following conditions.
MODE 1
Shooting still subjects
MODE 2
Shooting moving subjects
Panning shots of
z
vehicles, trains, etc.
In semi-darkened areas such as indoors or
z
outdoors at night.
In locations where the flash cannot be used,
z
such as art museums and theater stages.
In situations where your footing is uncertain.
z
In situations where fast shutter speed settings
z
cannot be used.
MODE 3
Shooting irregularly moving subjects
Sports photography
z
of soccer, basketball,
etc.
Photography of
z
animals
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