Canon PowerShot A630 PowerShot A640/A630 Camera User Guide Basic - Page 18

The time required for flash recharging will change depending on usage conditions and remaining battery power. „ Setting the Red-Eye Reduction Function You can set whether the camera automatically performs red-eye reduction when the flash fires. 1. (Rec.) Menu [Red-Eye] [On]*/[Off]. See Menus and Settings (p. 22). * Default setting. „ Setting the Slow Synchro Function The flash timing is adjusted to slow shutter speeds. This reduces the chance that only the background will appear dark when a person is shot against a twilight background or night scene, or when an interior shot is taken. 1. (Rec.) Menu [Slow Synchro] [On]/[Off]*. See Menus and Settings (p. 22). * Default setting. Slow synchro shooting and configuration is available in the , and modes. When [Slow Synchro] is set to [On], camera shake may become a factor. Use of a tripod is recommended. 16