Sony Cyber-shot DSC-RX100 IV - Manual (Page 110)

values for [ISO AUTO Maximum] and [ISO AUTO Minimum]. The values for [ISO AUTO
Maximum] and [ISO AUTO Minimum] are also applied when shooting in [ISO AUTO]
mode under [Multi Frame NR].
[94] How to Use Using shooting functions Selecting the ISO sensitivity
ISO AUTO Min. SS
If you select [ISO AUTO] or [ISO AUTO] under [Multi Frame NR] when the shooting mode is
P (Program Auto) or A (Aperture Priority), you can set the shutter speed at which the ISO
sensitivity starts changing.
This function is effective for shooting moving subjects. You can minimize subject blurring
while also preventing camera shake.
1.
MENU→
(Camera Settings
)→[ISO AUTO Min. SS]→desired setting.
Menu item details
FASTER (Faster)/FAST (Fast):
The ISO sensitivity will start to change at shutter speeds faster than [Standard], so you can
prevent camera shake and subject blurring.
STD (Standard):
The camera automatically sets the shutter speed based on the focal length of the lens.
SLOW (Slow)/SLOWER (Slower):
The ISO sensitivity will start to change at shutter speeds slower than [Standard], so you can
shoot images with less noise.
1/32000―30":
The ISO sensitivity starts to change at the shutter speed you have set.
Hint
The difference in shutter speed at which ISO sensitivity starts to change between [Faster],
[Fast], [Standard], [Slow], and [Slower] is 1 EV.
Note
If the exposure is insufficient even when the ISO sensitivity is set to [ISO AUTO
Maximum] in [ISO AUTO], in order to shoot with an appropriate exposure, the shutter
speed will be slower than the speed set in [ISO AUTO Min. SS].
In the following situations, the shutter speed may not function as set:
When the maximum shutter speed has changed based on the [ Shutter Type] setting.
When using the flash to shoot bright scenes with the [ Shutter Type] set to [Electronic Shut.].