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Adjusting Iris, Gain, and Light Intensity
Adjust the aperture, gain and ND FILTER to suit the
scene or lighting you are shooting.
IRIS dial
GAIN switch
Iris adjustments
1
If the camera is in auto mode, press the AUTO
button to switch to manual focusing (
out).
2
Press the IRIS button to switch how to adjust
the aperture of lens.
AUTO IRIS:
Adjust the iris automatically.
MANUAL IRIS:
Adjust the iris manually.
3
Turn the IRIS dial to adjust the aperture of lens
when in the manual iris mode.
• Even if Auto IRIS is used, you can correct the
aperture with this dial.
Set the direction of the IRIS DIAL and aperture
control in the setup menus, SW MODE screen,
IRIS DIAL (Page 71).
This unit's iris F number when it is open is F1.6
at full WIDE and F2.8 at full TELEPHOTO.
The iris display in the viewfinder or on the LCD
when the iris is open is OPEN at full WIDE and
F2.8 or OPEN at full telephoto.
ND FILTER switch
IRIS button
goes
Adjusting the gain
When the display is dark, increase the gain to
brighten the display.
1
If the camera is in auto mode, press the AUTO
button to switch to the manual mode (
out).
2
Switch the gain with the GAIN switch.
L:
Set here under normal conditions. (0 dB)
M:
Increase the gain of the image amplifier.
(The default value is 6 dB.)
H:
Increase the gain of the image amplifier.
(The default value is 12 dB.)
Light intensity adjustments
Change the gain values of M and H in the setup
menus, SW MODE screen, MID GAIN and HIGH
GAIN (Page 71).
Use the ND FILTER Switch to change the ND Filter
used (filter to change light intensity).
OFF:
ND filter is not used.
1/8:
Cuts light intensity by up to about 1/8.
1/64:
Cuts light intensity by up to about 1/64.
goes
43
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