Adjusting The Gain/Iso Sensitivity - Sony NXCAM NEX-EA50UH Operating Manual

Adjusting the brightness (Continued)
2
Press the IRIS button A.
next to the iris value disappears.
Iris value
3
Adjust the iris with the iris ring
B.
The volume of the light increases the
more that you open the aperture
(decreasing F value). The volume of the
light decreases the more that you close
the aperture (increasing F value).
To temporarily adjust the iris
automatically
Hold the IRIS PUSH AUTO button C
down.
The iris is adjusted automatically for as
long as you hold the button down.
To adjust the iris automatically
Press the IRIS button A.
appears next to the iris value.
b Notes
• You can make this adjustment only with an E-
mount lens.
• In movie mode when using A-mount lenses
(sold separately), you must adjust the iris
manually, using the iris ring B. However, IRIS
PUSH AUTO button C is available in the
following situations:
– When using an A-mount lens with the LA-
EA2
– When manually focusing
46
z Tips
• The range of focus, an important effect of the
aperture, is called the depth of field. The depth
of field gets shallower as the aperture is opened,
and deeper as the aperture is closed. Use the
aperture creatively to obtain the desired effect in
your photography.
Adjusting the gain/ISO
sensitivity
You can use this if you do not want to
increase the value by AGC (automatic gain
control) or the automatic ISO sensitivity
adjustment.
Gain and ISO sensitivity are set separately.
1
Set the AUTO/MANUAL switch G
to MANUAL.
2
Press the GAIN/ISO button D.
next to the gain value or ISO value
disappears, or the gain value or ISO
value appears on the LCD screen.
Gain/ISO value