User`s manual

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3.12 Video/AudioColor Setting
Day/Night Setting
Day & Night setting configuration options are available.
IR-Cut Filter: controls IR filter operation
B/W in night mode: deselect if black & white not desired in night mode
IR-Cut Filter
The IR-Cut Filter has a several settings, and most are self explanatory.
The Auto Mode (AE) allows adjusting the light sensor’s sensitivity to day/night
conditions to fine tune the IR cut filter operation when the Auto Mode (Light
Sensor) isn’t optimal for a specific environment.
In Transfer Threshold are 2 settings: From Day to Night and Back to Day.
From Day to Night has a range (+10 Bright to -10 Dark) which can be used to
adjust the sensitivity of switching from day to night. A larger From Day to Night
value will result in a switching to Night mode in lighter conditions, a lower value
requires darker conditions to switch.
Back to Day also provides a range (+2-+12) which adjusts the sensitivity of the
switch from night to day. This value relates to the From Day to Night; the switch
to day mode is based on the From Day to Night + Back to Day values.
NOTE
While in night mode, if an object is close the image will appear bright from the IR
light and result in the Luminance Metering to register a high value which can
switch the camera back to Day mode. This is due to Auto Mode (AE) using image
brightness.
: Auto Mode (AE) doesn’t differentiate between IR light and visible light.
Subsequently, IR light can cause the IR-Cut filter to switch back to Day mode.
So, the camera shouldn’t use this setting in environments where objects are close
creating a “bright” image. Alternatively, set the Back to Day to a high value to
counteract this behavior.