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HD WDR Box Camera
·
User Manual
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Enabling the defog function will increase the contrast of the image. It
is recommended that the defog function is set to OFF during the
normal environment.
3.3.5
Backlight
Backlight is applicable for the backlight or the high luminance
environment; you can set the Backlight to
OFF
,
BLC
,
WDR
and
HSBLC
.
Backlight Compensation (BLC)
If there’s a strong backlight, the object in front of the backlight will
appear silhouetted or dark. BLC bases on the back area to enhance
the brightness of the whole image, which makes it possible to see
the area before the strong backlight clearly, but the backlight area
will be over-exposed.
BLC
1. GAIN MIDDLE
2. AREA
3. DEFAULT
4. RETURN RET
BLC
Figure 3-4