balances the brightness level of the whole image and
provides clear images with details.
GAIN
It optimizes the clarity of the image in poor light
conditions. The
GAIN
level can be set as
HIGH
,
MIDDLE
,
or
LOW
. Select
OFF
to disable the
GAIN
function.
Note:
The noise will be amplified when the GAIN is on.
3.2.2
WB (White Balance)
White balance, the white rendition function of the
camera, is to adjust the color temperature according to
the environment. It can remove unrealistic color casts in
the image. You can set WB mode as
ATW
, or
MWB
.
ATW
Under
ATW
mode, white balance is being adjusted
automatically according to the color temperature of the
scene illumination.
MWB
You can set the
R GAIN
/
B GAIN
value from 0 to 255 to
adjust the shades of red/blue color of the image.
WB
MODE
R GAIN
B GAIN
RETURN
MWB
5
5
Figure 3. 4
MWB Mode
3.2.3
DAY-NIGHT
Color
,
B/W
, and
SMART
are selectable for DAY and
NIGHT switches.
COLOR
The image is colored in day mode all the time.
B/W
The image is black and white all the time, and the IR
LED turns on in the low-light conditions.
SMART
You can turn on/off the
INFRARED
and set the value of
SMART
IR
in this menu.
DAY/NIGHT
MODE
INFRARED
SMART IR
DAY TO NIGHT
NIGHT TO DAY
RETURN
SMART
OPEN
1
6
6
Figure 3. 5
Day & Night
INFRARED
You can turn on/off the IR LED to meet the
requirements of different circumstances.
SMART IR
The
Smart IR
function is used to adjust the light to its
most suitable intensity, and to prevent the image from
over exposure. The
SMART IR
value can be adjusted
from 0 to 3. The higher the value the more obvious
effects are, and it is disabled when the value is 0.