Canon EOS Rebel T3i EOS REBEL T3i / EOS 600D Instruction Manual - Page 131

Changing the Autofocus Mode Selecting the AF Mode The AF modes available are [Live mode], [u Live mode] (face detection, p.132), and [Quick mode] (p.136). If you want to achieve precise focus, set the lens focus mode switch to , magnify the image, and focus manually (p.138). Select the AF mode. Under the [z] tab, select [AF mode] ([2] tab in Basic Zone modes). Select the desired AF mode, then press . While the Live View image is displayed, you can press the button to select the AF mode on the Quick Control screen (p.128). Live Mode: d The image sensor is used to focus. Although AF is possible with the Live View image displayed, the AF operation will take longer than with the Quick mode. Also, achieving focus may be more difficult than with the Quick mode. AF point 1 Display the Live View image. Press the button. X The Live View image will appear on the LCD monitor. X The AF point < > will appear. 2 Move the AF point. Press the key to move the AF point to where you want to focus (it cannot go to the edges of the picture). To return the AF point to the center, press the or button. 131