Ranger HRC™ operator´s manual – Optimizing the IR Image
186 Publ. No. TM 614 006 699 Rev B – ENGLISH (EN) – Oct 30. 2008
A typical situation with high thermal contrast is a sunny day in the desert.
The DDE (Digital Detail Enhancement) function, tuned to a high value,
makes it possible to for example read texts on signs or view details such
as people even against strong sunlight.
The table below summarizes the typical settings in low, normal and high
contrast scenes.
Low contrast Normal contrast High contrast
Adjustment mode Manual or DDE 0-20 Auto or DDE 40-65 DDE 60-100
Filter Low or High Off Off
Focus Manual focus Auto focus Auto focus
Palette 1. Gray
2. Rainbow
Gray Gray
12.3.2 Adjustment mode
12.3.2.1 Adjustment mode
Typical settings:
Low contrast Manual or DDE
Normal contrast Auto or DDE
High contrast DDE
Selecting Adjustment mode
Step Action
1 Select Setup/IR menu to open the IR Camera menu system.
2 Select Setup/Image…/Adjust mode.
3 Use the LEFT/RIGHT navigation buttons to select adjustment mode.
4 Press the ENTER button to conrm.
5 Press the CANCEL button to exit the IR Camera menu system.