User Manual
32
•
If necessary, manual NUC can be performed. To perform a NUC manually, keep button C
depressed and then press button S when there is no menu or dialog box in live thermal
image.
•
During the NUC the live image pauses temporarily, whilst a shutter is placed in front of the
detector.
•
This process takes only a couple of seconds, however for best results, please ensure that
camera is pointed at a low temperature uniform surface or the lens cap.
Focusing
Thermal camera focusing
There are two methods to adjust focus: manual and automatic.
Before focusing, ensure the lens cap is uncovered and there is no menu or dialog box
displayed in live thermal image.
•
To manually focus, aim the lens at the target and then move the joystick up or down.
•
To automatically focus, keep button F4 depressed till a frame appears in the image, aim
the frame at the target and then release button F4, then the camera will automatically
focus till getting a clear image of the target.
Visual camera focusing
Visual camera needs to be manually focused.
•
Press button F2 to switch from thermal image to visual image.
•
Rotate the visual focusing gear under the left side of lens at the front of the camera till
getting a clear image of the target.
Note:
When the temperature difference between the target and its surroundings is not
great, it is advisable to focus manually to get a clear image of the target.
Setting the temperature range
There are 3 methods available to set the temperature range:
Auto1, Auto2
and
Manual.
