ViTiny UM08B-CSZ064C, Руководство пользователя

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(6) DEFOG ： De-Fog. When observing under strong light or
special environment, use Defog function to see clear image.
Below fig for De-Fog setting.
(6-1) POS/SIZE
：
Adjust de-fog position and area.
(6-2) GRADATION
：
To set gradation levels near the edge of
defog area.
(6-3) DEFAULT
：
Return to default setting.
(6-4) RETURN: Return to last page.
1.4.2 BACKLIGHT
Press left/right button to choose turn on/off Backlight mode.
(1) OFF
：
Disable backlight function.
(2) WDR
：
Wide Dynamic Range. WDR allows an imaging system
to correct for the intense back light surrounding a subject
and thus enhances the ability to distinguish features and
shapes on the subject. See below for setting WDR.