Adjusting The Iris - JVC GY-HM190AG Instructions Manual

4k memory card camera recorder
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Memo :
Pressing and holding the [FULL AUTO] button
0
to enter the Full Auto mode also activates the
automatic brightness adjustment (AE) mode. In
this case, the White Balance also enters into
Auto mode forcibly.
Pressing and holding the [AE LEVEL] button
0
clears the value specified and fixes at "AE±0"
(recommended value).
The convergence speed of the automatic
0
adjustment for automatic brightness adjustment
(AE) can be set in the menu.
(A P90 [ AE Speed ] )
If one or more of the items (Gain, Iris and
0
Shutter) have been set to Auto mode, the value
of the corresponding items when the user button
that is assigned "AE Lock" is pressed can be
fixed.
(A P93 [ AE/FAW Lock ] )
If one or more of the items (Gain, Iris and
0
Shutter) have been set to Auto mode, the
automatic brightness adjustment (AE) mode is
enabled.
Adjusting the Brightness Manually
Press and hold the [FULL AUTO] button to set to
Full Auto mode, some or all of the items (Iris, Gain
and Shutter Speed) can be manually adjusted.
1 Press and hold the [FULL AUTO] button to
set Full Auto mode to off.
2 Adjust the Iris, Gain and Shutter speed.
[Adjusting the Iris] (A P 49)
0
[Setting the Gain] (A P 51)
0
[Setting the Electronic Shutter] (A P 52)
0
Memo :
The brightness cannot be manually adjusted in
0
the Full Auto mode.
If Iris, Gain and Shutter Speed are manually
0
adjusted, the [AE Level] setting is temporarily
disabled.

Adjusting the Iris

Adjust the aperture of the lens iris according to the
brightness of the subject.
.
Auto Iris (Automatic Adjustment) Mode
1 Press and hold the [FULL AUTO] button to
set Full Auto mode to off.
2 Press the [IRIS A/M] button to set to the
Auto Iris mode.
The iris is automatically adjusted according to
the brightness of the object.
The lens aperture value (F-number) is not
displayed in the Auto Iris mode.
Memo :
Pressing and holding the [FULL AUTO] button
0
to enter the Full Auto mode also activates the
Auto Iris mode. In this case, the Gain, Shutter
and White Balance also enter into Auto mode
forcibly.
The switching operation of the [IRIS A/M] button
is disabled in the Full Auto mode.
The iris open/close limit can be set in [Main
0
Menu] B [Camera Function] B [Auto Iris Limit
(OPEN)]/[Auto Iris Limit (CLOSE)] during Auto
Iris.
(A P90 [ Auto Iris Limit (OPEN) ] )
(A P90 [ Auto Iris Limit (CLOSE) ] )
To set the target level (brighter/darker) of the
0
auto iris, you can press and hold the [AE
LEVEL] button on the side of the camera
recorder and then change the level using the J /
K volume button.
The convergence speed of the auto iris can be
0
set in the menu.
(A P90 [ AE Speed ] )
Adjusting the Brightness
Iris Dial
49

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