Canon PowerShot G1 X Mark III PowerShot G1X MarkIII Camera User Guide - Page 80

Changing the ISO Speed Still Images Movies Set the ISO speed to [AUTO] for automatic adjustment to suit the shooting mode and conditions. Otherwise, set a higher ISO speed for higher sensitivity, or a lower value for lower sensitivity. zzPress the [ ] button, choose [ ] in the menu, and choose the desired option (= 30). zzThe option you configured is now displayed. ●● To view the automatically determined ISO speed when you have set the ISO speed to [AUTO], press the shutter button halfway. ●● Although choosing a lower ISO speed may reduce image graininess, there may be a greater risk of subject and camera shake in some shooting conditions. ●● The faster shutter speed used at higher ISO speeds reduces subject and camera shake and increases the flash range. However, shots may look grainy. ●● You can also set the ISO speed by accessing MENU (=31) > [ 5] tab > [ISO speed] > [ISO Speed]. Adjusting ISO Auto Settings Still Images Movies When the camera is set to [AUTO], maximum ISO speed can be specified in a range of [400] - [25600], and sensitivity can be specified in a range of three levels. 1 Access the setting screen. zzPress the [ ] button, choose [ISO speed] on the [ 5] tab, and then press the [ ] button (=31). zzChoose [ISO Auto Settings] and press the [ ] button. 2 Configure the setting. zzChoose a menu item to configure, and then choose the desired option (=31). Changing the Noise Reduction Level (High ISO speed NR) You can choose from 3 levels of noise reduction: [Standard], [High], [Low]. This function is especially effective when shooting at high ISO speeds. zzPress the [ ] button, choose [High ISO speed NR] on the [ 6] tab, and then choose the desired option (=31). Before Use Basic Guide Advanced Guide Camera Basics Auto Mode / Hybrid Auto Mode Other Shooting Modes P Mode Tv, Av, M, and C Mode Playback Mode Wireless Features Setting Menu Accessories Appendix Index 80