Set the ISO speed (image sensor's sensitivity to light) to suit the ambient light level.
Setting the ISO Speed
1. Set the camera's power switch to ⋖ ON ⋗.
2. Press the ⋖ ISO ⋗ button.
3. While looking at the top LCD panel or in the viewfinder, turn the ⋖ ⋗ or ⋖
⋗ dial.
ISO Speed Guide
ISO Speed | Shooting Scene (No flash) | Flash Range |
L (50), ISO 100 - ISO 400 | Sunny outdoors | The higher the ISO speed, the farther the effective flash range will extend. |
ISO 400 - ISO 1600 | Overcast skies, or evening time | |
ISO 1600 - ISO 51200, H1 (102400), H2 (204800), H3 (409600) | Dark indoors or night |
Caution
Caution
Caution
ISO Auto
If the ISO speed is set to [ A ] (Auto), the actual ISO speed setting will be displayed when you press the shutter button halfway.
As indicated below, the ISO speed will be set automatically to suit the shooting mode.
Shooting Mode | ISO Speed Setting | |
No Flash | With Flash | |
P/Tv/Av/M | ISO 100 - ISO 51200 *1 | ISO 400 *1 *2 *3 |
bulb | ISO 400 *1 |
*1: The actual ISO speed range depends on the [ Minimum ] and [ Maximum ] settings set in [ Auto range ].
*2: If fill-in flash will cause overexposure, ISO 100 or a higher ISO will be set. (Except in the ⋖ M ⋗ and ⋖ bulb ⋗ modes.)
*3: In the ⋖ P ⋗ mode, if you use bounce flash with an external Speedlite, ISO 400 - ISO 1600 will be set automatically.