Canon EOS Rebel T3 Black EF-S 18-55mm IS II Lens Kit Refurbished EOS REBEL T3 - Page 220

3 Custom Function SettingsN With setting 2, the continuous shooting speed will be slower (with the image-recording quality set to JPEG or 1+73). The maximum burst during continuous shooting will also decrease (with the image-recording quality set to JPEG or 1). If you playback a 1 or 1+73 image with the camera or print an image directly, the effect of the high ISO speed noise reduction may look minimal. You can check the noise reduction effect or print noise-reduced images with Digital Photo Professional (provided software, p.270). C.Fn-5 Highlight tone priority 0: Disable 1: Enable Improves the highlight detail. The dynamic range is expanded from the standard 18% gray to bright highlights. The gradation between the grays and highlights becomes smoother. With setting 1, the Auto Lighting Optimizer (p.107) is automatically set to [Disable] and the setting cannot be changed. With setting 1, noise may become slightly more pronounced than with setting 0. With setting 1, the settable range will be ISO 200 - 6400. Also, the icon will be displayed on the LCD monitor and in the viewfinder when highlight tone priority is enabled. C.Fn III: Autofocus/Drive C.Fn-6 AF-assist beam firing The AF-assist beam can be emitted by the camera's built-in flash or by an external, EOS-dedicated Speedlite. 0: Enable If necessary, the AF-assist beam will be emitted by the built-in flash or external Speedlite. 1: Disable The AF-assist beam is not emitted. 220