Sony A7RIII ILCE-7RM3A Operating Instructions Manual page 537

Help Guide
Interchangeable Lens Digital Camera
ILCE-7RM3A
α7RIII
ISO
Sensitivity to light is expressed by the ISO number (recommended exposure index). The larger the number, the higher
the sensitivity.
ISO (ISO) on the control wheel → select desired setting.
1
You can also select MENU→
You can change the value by 1/3 EV steps by turning the front dial as well as by turning the control wheel. You
can change the value by 1 EV steps by turning the rear dial.
Menu item details
ISO AUTO:
Sets the ISO sensitivity automatically.
ISO 50 – ISO 102400:
Sets the ISO sensitivity manually. Selecting a larger number increases the ISO sensitivity.
Hint
You can change the range of ISO sensitivity that is set automatically in [ISO AUTO] mode. Select [ISO AUTO] and press the right
side of the control wheel, and set the desired values for [ISO AUTO Maximum] and [ISO AUTO Minimum].
Note
[ISO AUTO] is selected when using the following functions:
[Intelligent Auto]
When the ISO sensitivity is set to a value lower than ISO 100, the range for recordable subject brightness (dynamic range) may
decrease.
The higher the ISO value, the more noise will appear on the images.
The available ISO settings will differ depending on whether you are shooting still images, shooting movies, or shooting slow-
motion/quick-motion movies.
When shooting movies, ISO values between 100 and 32000 are available. If the ISO value is set to a value larger than 32000,
the setting is automatically switched to 32000. When you finish recording the movie, the ISO value returns to the original setting.
When shooting movies, ISO values between 100 and 32000 are available. If the ISO value is set to a value smaller than 100, the
setting is automatically switched to 100. When you finish recording the movie, the ISO value returns to the original setting.
When you select [ISO AUTO] with the shooting mode set to [P], [A], [S] or [M], the ISO sensitivity will be automatically adjusted
within the set range.
(Camera Settings1) → [ISO].
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