Olympus E-M1 Mark III Instruction Manual page 51

 Adjusting Settings in Mode M
Use the front and rear dials to adjust the following settings.
Front dial: Aperture
Rear dial: Shutter speed
%
• You can choose the functions performed by the front and rear dials. g G Custom Menu
J > [K Dial Function] (P. 218)
• You can use the Fn lever to reverse the roles of the front and rear dials. The lever
can also be assigned other roles. g G Custom Menu J > [K Fn Lever Function]
(P. 219)
• Depending on the shutter speed selected, you may notice banding in the display caused
by fl icker from fl uorescent or LED light sources. The camera can be confi gured to reduce
the effects of fl icker during live view or when pictures are taken. g G Custom Menu
N > [Flicker Reduction] (P. 222), G Custom Menu U > [K Flicker Scan] (P. 234)
• You can choose whether the display refl ects the effects of exposure settings or maintains
a constant brightness for ease of viewing. At default settings, the display maintains a
constant brightness for ease of viewing. g G Custom Menu Q > [Live View Boost]
(P. 188)
 Using Exposure Compensation in Mode M
In mode M, exposure compensation is available when [AUTO] is selected for [K ISO].
Because exposure compensation is performed by adjusting ISO sensitivity, aperture
and shutter speed are not affected. g "Changing ISO sensitivity (ISO)" (P. 75,
91), G Custom Menu T > [K ISO-Auto Set] (P. 191)
• Exposure compensation can be adjusted using the F
button. Hold the F button and rotate the front or rear dial.
• Exposure compensation is added to the exposure difference
shown in the display.
100
%
ISO-A
200
M
250 F5.6 -2.0
Exposure
compensation
Exposure compensation plus
exposure difference
2
S-IS AUTO S-IS AUTO
YF YF YF YF
4K
30 p 30 p
1:02:03
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EN 51