Grass Valley Ignite SDC - Manual (Page 89)

Ignite SDC/HDC Robotic Camera Instruction Manual 89
Menu Selections
Gain, Auto Iris Menu
The GAIN, AUTO IRIS menu is shown in Figure 60 . Menu selections are
described in Table 41 .
Figure 60. GAIN, AUTO IRIS Menu
Table 41. GAIN, AUTO IRIS Menu Selections
Selection Description
LOW GAIN [–6 dB to 30 dB]
MID GAIN [–6 dB to 30 dB]
HIGH GAIN [–6 dB to 30 dB] For setting the amount by which the gain is to be increased when LOW,
MID or HIGH has been selected by GAIN SELECT.
A.IRIS LEVEL [0 to 100] For adjusting the target level (brightness) of the auto iris.
A.IRIS PEAK/AVE [0 to 100]
For setting the ratio between the auto iris light-metering peak value and
average value.
A.IRIS WINDOW
[NORM1, NORM2, CENTR]
For setting the auto iris light-metering area. NORM1: The light is metered
on the entire screen (except around the edges). NORM2: The light is
metered on the entire screen (except at the top). CENTR: The light is
metered only in the area at the screen center.
IRIS MODE [LENS, CAM]
For switching between the iris gain control on the lens (LENS) and the
menu (CAM) to adjust the focusing speed of the auto iris. Normally, LENS
is selected, and the speed is adjusted using the iris gain control on the
lens.
IRIS GAIN [01 to 10]
For adjusting the iris gain when CAM has been selected as the IRIS MODE
setting.
GAIN, AUTO IRIS
LOW GAIN
:0dB
MID GAIN :9dB
HIGH GAIN :18dB
A. IRIS LEVEL :050
A. IRIS PEAK/AVE :050
A. IRIS WINDOW :NORM1
IRIS MODE :LENS
IRIS GAIN :05
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