You can gain even greater precision on the Canon EOS 7D digital SLR camera by using Spot AF or AF Point Expansion. When you manually choose one AF point, you also have the option of changing its size. You focus point will be exactly what you want. Very specific.
Spot AF or AF Point Expansion:
• Reduce the size of an AF Point for greater precision
• Expand AF points to a cluster of points to track a moving subject
Canon On-Camera Tutorial Videos explore a specific feature or technology of the EOS 7D. These instructional videos are designed to be viewed at your convenience: Watch them online, on the go, or even on your camera's rear LCD screen -- so you can follow along, every step of the way!
To download and playback a tutorial on your EOS 7D's LCD, follow these simple directions.