65
VQT3Q78
Shutter Speed:
Adjust it when recording fast-moving subjects.
Iris:
Adjust it when the screen is too bright or too dark.
≥ Set the iA/MANUAL/FOCUS switch to manual mode. (l 63)
1 Select [SHTR] or [IRIS] using
the cursor button right or left
and press the button in the
center.
2 Adjust settings using the
cursor button up or down and
press the button in the center.
: Shutter speed:
1/60 to 1/8000
≥ The shutter speed closer to 1/8000 is
faster.
≥ The shutter speed will be set between 1/2
and 1/2000 in still picture recording mode.
: Iris/Gain value:
CLOSE
!#
(F16 to F2.0)
!#
OPEN
!#
(0dB
to 18dB)
≥ Value closer to [CLOSE] darken the
image.
≥ Value closer to [18dB] brighten the image.
≥ When the iris value is adjusted to brighter
than [OPEN], it changes to the gain value.
≥ To return to auto setting, set the iA/
MANUAL/FOCUS switch to intelligent auto
mode.
≥ When setting both the shutter speed and
the iris/gain value, set the shutter speed
and then set the iris/gain value.
Manual shutter speed adjustment
≥ When the shutter speed is set lower than
1/15 in the still picture recording mode, it
is recommended using a tripod. Also,
white balance cannot be set. The shutter
speed will be set to 1/30 when the unit is
turned on again.
≥ You may see a band of light around the
object that is shining very bright, or having
very high reflection.
≥ During normal playback, image movement
may not look smooth.
≥ If you record an extremely bright object or
record under indoor lighting, color and
screen brightness may change or a
horizontal line may appear on the screen.
In this case, record in the intelligent auto
mode or set the shutter speed to 1/60 in
areas where the power supply frequency
is 60 Hz, or 1/100 in areas of 50 Hz.
Manual iris/gain adjustment
≥ Luminance level and histogram are
displayed during the iris adjustment.
(l 59, 60)
≥ If the gain value is increased, the noise on
the screen increases.
≥ Depending on the zoom magnification,
there are iris values that are not displayed.
Manual shutter speed/iris adjustment
AG-AC7P-VQT3Q78_mst.book 65 ページ ２０１１年５月１８日 水曜日 午後１時４０分
