20.6 Image adjustmentsAdjusting the thermal camera imageWith the thermal camera application displayed:1. Select Menu.2. Select Adjust Contrast.3. Select the Contrast, Brightness, or Color optionas appropriate.The relevant numeric adjust control is displayed.4. Adjust the value as required.5. Select Back or Ok to confirm the new value.Thermal camera scene presetsScene presets enable you to quickly select thebest image setting for the current environmentalconditions.During normal operation the thermal cameraautomatically adjusts itself to provide a high-contrastimage optimized for most conditions. The Scenepresets provide 4 additional settings that mayprovide better imagery in certain conditions. The 4modes are:Night Running — scene preset mode fornight conditions.Day Running — scene preset mode fordaytime conditions.Night Docking — scene preset mode fornight docking.Search — scene preset mode for identifyingpeople or objects in the water.Although the preset names indicate their intendeduse, varying environmental conditions might makeanother setting more preferable. For example, thenight running scene preset might also be useful whilein a harbor. You may find it beneficial to experimentwith the different scene presets to discover the bestpreset to use for different conditions.Changing the thermal camera scene presetWith the thermal camera application displayed:1. Select Menu.2. Select Image Options.3. Use the Scene menu item to switch between theavailable scene presets, as appropriate.Thermal camera color modesA range of color modes are available to help youdistinguish objects on-screen in different conditions.Changing the color mode switches the thermalcamera image between a greyscale mode and 1or more color modes. There are 5 color modesavailable.The factory default color mode is white, which mayimprove your night vision. This default mode can bechanged if required using the camera's on-screenVideo Setup menu.Note: If you have the Disable Color Thermal Videooption selected in the camera's on-screen VideoSetup menu, only 2 color modes are available —greyscale and red.Changing the thermal camera color modeWith the thermal camera application displayed:1. Select Menu.2. Select Image Options.3. Use the Colour menu item to switch between theavailable color palettes, as appropriate.Thermal camera reverse videoYou can reverse the polarity of the video image tochange the appearance of objects on-screen.The reverse video option (video polarity) switches thethermal image from white-hot (or red-hot if the colormode setting is active) to black-hot. The differencebetween white-hot and black-hot is shown below:White-hot thermal image.Black-hot thermal image.You may find it useful to experiment with this optionto find the best setting to suit your needs.Enabling thermal camera reverse videoWith the thermal camera application displayed:1. Select Menu.2. Select Image Options.3. Select Reverse Video.Thermal camera rear view modeThe rear view mode flips the video image horizontally,providing a “mirror image”.This is useful for example in instances where thecamera is rear-facing and you are viewing the imageon a forward-facing monitor.Enabling thermal camera rear view modeWith the thermal camera application displayed:1. Select Menu.2. Select Image Options.3. Select Rear View.Thermal camera application — fixed mount cameras 313
