Locking the Exposure Setting (AE Lock)

This function is only available in the , P, Tv, and Av modes.

You can set the exposure and focus separately. This is effective when the contrast is too strong between the subject and background or when a subject is backlit.

1. Focus the AF frame or the spot metering frame on the subject on which you wish to lock the exposure setting and press the shutter button halfway.
   
   
2. While pressing the shutter button halfway, press the <ISO> button.
   
   
   
   
   • The exposure setting locks (AE Lock) and the icon appears on the LCD monitor (or viewfinder).
   • Pressing the button again cancels the AE lock.
     
     
3. Recompose the image and shoot. The camera focuses on the subject in the AF frame.
   
   

In mode, AE lock can be set or cancelled even during movie recording. The automatically selected combinations of shutter speeds and aperture values can be freely changed without altering the exposure with the following procedures. 1. Turn the mode dial to P, Tv, or Av. 2. Focus on the subject on which you wish to lock the exposure and press the shutter button halfway. 3. Press the <ISO> button. The exposure setting will lock and the icon will appear in the LCD monitor (or viewfinder). 4. Press the or arrow until the desired shutter speed or aperture value is reached. 5. Recompose the image and shoot. The setting will cancel after the shot is taken.