47
Brightness setting menu
Brightness setting menu for halogen light
mode, fluorescent light mode and daylight
mode
Brightness Set
Picture Level +1
Step 1/100
Gain Auto
AGC Max Gain 18dB
Return
1--------
2--------
3--------
4--------
5------
1 Picture level adjustment [Picture Level: –4 to +4]
(Factory setting: ±0]
The convergence level of the auto iris/auto gain increase
is adjusted here.
2 Shutter step selection
[Step: Off, 1/100, 1/250, 1/500, 1/1000, 1/2000]
(Factory setting: Off)
Using this item, the shutter speed is selected (unit: sec.).
Off: The electronic shutter is set to OFF.
When the 1/100 speed setting is used in areas where
the power line frequency is 50 Hz, flicker caused by
fluorescent lights becomes more noticeable.
3 Gain adjustment
[Gain: Auto, 0dB to 12dB, 15dB, 18dB]
(Factory setting: Auto; 0dB for the user mode only)
Using this item, the light quantity is adjusted.
Auto:
The light quantity is adjusted automatically.
(AGC: Auto Gain Control)
The maximum gain is adjusted using the AGC
maximum gain selection “AGC Max Gain” item.
If
“Auto” is selected as the gain adjustment (Gain)
setting when the manual setting has been selected for
the iris, the iris will be automatically changed to the
automatic setting.
If the man
ual setting is selected for the iris when “Auto”
has been selected as the gain adjustment (Gain)
setting, the gain adjustment will be automatically
changed to the last gain setting.
4 AGC maximum gain selection
[AGC Max Gain: 6dB, 12dB, 18dB, ---]
(Factory setting: 18dB)
Using this item, the maximum gain when “Auto” has been
selected as the gain adjustment (Gain) setting is set.
5 Return to the previous menu (menu for
selecting the shooting mode) [Return]
User mode brightness setting menu
Brightness Set
Picture Level +1
Shutter Mode Synchro
Step/Synchro 60.04Hz
Gain Auto
AGC Max Gain 18dB
Return
1--------
6--------
7--------
3--------
4----------
5------
(User mode only)
6 Shutter mode selection
[Shutter Mode:
Step, Synchro]
(Factory setting: Step)
The camera operates at the shutter speed setting
selected using the Shutter step/synchro scan setting
(Step/Synchro) item.
Step:
The shutter speed is selected using the
shutter step v
alue.
Synchro: The synchro scanning frequency is set.
7 Shutter step/synchro scan setting
[Step/Synchro: Off, 1/100, 1/250, 1/500, 1/1000,
1/2000 or 60.04Hz to 248.82Hz]
(Factory setting: Off, 60.04 Hz)
Using this item, the shutter speed is set.
When “Step” has been selected as the shutter mode
selection (Shutter Mode) setting, then Off, 1/100 sec.,
1/
2
50 sec., 1/500 sec., 1/1000 sec. or 1/2000 is selected
as the shutter speed.
Off: The electronic shutter is set to OFF.
When the 1/100 speed setting is used in areas where
the power line frequency is 50 Hz, flicker caused by
fluorescent lights becomes more noticeable.
When “Synchro” has been selected as the shutter mode
selection (Shutter Mode) setting, a scanning frequency
r
anging from 60.04 Hz to
248.82 Hz is set.
When shooting subjects such as TV screens, the
horizontal bar noise can be reduced by adjusting the
synchro scanning frequency.
Setting the menu items