InfraTec VarioCAM User Manual page 39

User Manual for the Thermographic System VarioCAM
8. Operation
When selecting this function, the video image is displayed black/white independently of the setting in the
menu "CMOS-camera" in order to ease the differentiation of the false-colour display of the temperature
distribution. After activating the "Merge" function, the temperature range and the temperature level can be
adjusted by moving the joystick ,
changed in the "Merge" mode by , . When focussing, the position of the thermal image to the VIS
image will change in accordance with the set distance (distance-related automatic correction of the
misalignment of the optical axes). The use of this function is recommended for distances from approx. 1
m. Movements , 
change the transparency of the thermal image in the "Merge" mode, contrary to the
focus mode where they adjust the zoom.
Menu item "Palette"
Fig. 55 Menu item "Image" - "Palette"
In menu item Palette , the palette settings for displaying the temperature distribution in the thermal image
are made. The current allocation of the various colours/grey scales of the false-colour display to the
respective temperatures is set by means of the palette shown on the right of the display ("Colour scale",
see Fig. 33, page 24). Thereby, the maximum value of the imaged area above and its minimum below the
colour scale serve as an orientation towards the temperature level.
Menu item Palette → Select.. (see Fig. 57) opens a dialogue for selecting the predefined palettes, with
the following selection to be chosen from:
Fig. 56 Colour palettes:
Fig. 57 Dialogue "Select palette"
The palettes can also be circulated simply in the live and focus modes without calling up the
menu function by briefly hitting the
User Manual
® high resolution
 and , 
(live mode). After pressing Enter, the focus distance is
VarioCAM, BlackWhite, IronBow, BlueRed, Marked BW, Rainbow
C button, at stop by (long) CL.
© InfraTec GmbH 2013 35