Olympus E-M1X, Инструкция по эксплуатации

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n
3-8 Metering and Exposure
Adjusting ISO Sensitivity (
n
ISO)
Adjust ISO sensitivity when [M] is selected for [
n
Mode] (movie exposure mode).
Higher values let you photograph darker scenes but also increase image “noise”
(mottling). Select [AUTO] to let the camera adjust sensitivity according to lighting
conditions. [AUTO] is the only option available when [P], [A], or [S] is selected for
[
n
Mode].
• ISO sensitivity can be adjusted while recording is in progress. Use the front or rear dial or
touch controls.
• Manual ISO sensitivity adjustment is available only when [M] is selected for [
n
Mode].
• This setting can be accessed via:
- The
ISO
button (P. 370)
- Touch controls (P. 371)
- The LV super control panel (P. 371)
- Live controls (P. 371)
AUTO
Sensitivity is adjusted automatically according to shooting conditions. The
camera adjusts sensitivity in the range ISO 200–6400. In [
n
Mode] (movie
exposure mode) [M] (manual), this option is available when [On] is selected for
[
b
ISO-Auto] (P. 372).
200–6400
(manual)
Choose a value for [
n
ISO]. ISO 200 offers a good balance between noise and
dynamic range. This option is available when [M] is selected for [
n
Mode].
• The range of sensitivities available when [AUTO] is selected varies with the options chosen
for [
n K
] and [Picture Mode].
• The following restrictions apply when [M] is selected for [
n
Mode]:
[Dramatic Tone] or [Watercolor] selected for art fi lter:
- The upper limit for [AUTO] is ISO 1600.
[
l
OM-Log400] selected for picture mode:
- If the frame rate selected for [
n
K
] is 24p, 25p, or 30p, [AUTO] is restricted to
sensitivities of ISO 400–3200.
- If the frame rate selected for [
n K
] is 50p or 60p, [AUTO] is restricted to sensitivities of
ISO 400–6400.
- The lowest value that can be selected manually is ISO 200.
Other picture modes:
- If the frame rate selected for [
n K
] is 24p, 25p, or 30p, [AUTO] is restricted to
sensitivities of ISO 200–3200.
%
• You can choose the maximum and standard ISO sensitivity values available to auto ISO
sensitivity control when [AUTO] is selected and [M] is chosen for [
n
Mode].
g
[
b
ISO-
Auto Set] (P. 372)
369 EN
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