Ranger HRC™ operator´s manual – Optimizing the IR Image
Publ. No. TM 614 006 699 Rev B – ENGLISH (EN) – Oct 30. 2008  169
12.2.1.1  Digital zoom
The digital zoom has no effect on the image adjustments. However, the 
digital zoom factor shall be 1x when the image is optimized.
Digital zooming
Step Action
1 Select Setup/IR menu to open the IR Camera menu system.
2 Select Image/Zoom…/Digital Zoom/Factor.
3 Use the LEFT/RIGHT buttons to select x1.
4 Press the ENTER button to conrm.
5 Press the CANCEL button to exit the IR Camera menu system.
12.2.1.2  Optical zoom
Optical zooming
Step ORIGINAL setting ALTERNATIVE setting
1 Use the joystick to direct the camera towards the target scene.
2
Press button 
 to zoom in. 
Press button 
 to zoom out.
Turn the joystick collar to the left to 
zoom out.
Turn the joystick collar to the right to 
zoom in.
As an alternative  to using the JCU  as described above, the  IR Camera 
menu system can be used:
Optical zooming
Step Action
1 Select Setup/IR menu to open the IR Camera menu system.
2 Select Image/Zoom…/Zoom.
3 Use the LEFT/RIGHT navigation buttons to zoom continuously in/out.
4 Press the ENTER button to conrm.
5 Press the CANCEL button to exit the IR Camera menu system.