in the registry path for ".ui.userSettings" you find another nice switches like hideGraphics etc.
try it and give us a feedback
.ui.userSettings: (56)
rw--r---r---2p*2 root root <a> AddOnLens "$OFF"
["$OFF" "45" "15"]
rw--r---r---0p 0 root root <d> AlarmThreshold 19.990C
[2.2e+002, 2.3e+003]
rw--r---r---1p*1 root root <d> AtmTemp 20.000C
[2.2e+002, 1.3e+003]
rw--r---r---1p 1 root root <b> ContAutoFocusExists false
rw--r---r---1p*1 root root <d> Emissivity 0.94999999
[0.01, 1]
rw--r---r---1p*1 root root <d> ExtOptTemp 20.000C
[2.2e+002, 1.3e+003]
rw--r---r---1p*1 root root <d> ExtOptTrans 100
[1, 1e+002]
rw--r---r---0p 0 root root <i> FocusPos 98
[0, 100]
rw--r---r---1p 1 root root <d> ObjDistance 1
[0, 1e+003]
rw--r---r---2p*2 root root <a> Palette "$iron.pal"
["$arctic.pal" "$bw.pal" "$iron.pal" "$lava.pal" "$rainbow.pal" "$rainhc.pal"]
rw--r---r---2p*2 root root <b> PaletteReversed false
rw--r---r---1p*1 root root <d> ReflTemp 20.000C
[2.2e+002, 1.3e+003]
rw--r---r---1p*1 root root <d> RelHum 50
[1, 1e+002]
rw--r---r---2p*2 root root <a> TempRange "0"
["0" "1"]
rw--r---r---0p 0 root root <a> autoAddForm "$OFF"
["$ON" "$OFF"]
rw--r---r---2p*2 root root <a> autoPowerOff "$OPTION_MIN_5"
["$OFF" "$OPTION_MIN_5" "$OPTION_MIN_20"]
rw--r---r---1p 1 root root <b> compassExists false
rw--r---r---2p 2 root root <a> culture "German (Deutsch)"
["German (Deutsch)" "Finnish (Suomi)" "English" "Dutch (Nederlands)" "Swedish (Svenska)" "Chinese (simplified)" "Greek (??????)" "Czech (?esko)" "French (Français)" "Portuguese (Português)" "Chinese (traditional)" "Hungarian (Magyar)" "Japanese" "Spanish (Español)" "Italian (Italiano)" "Danish (Dansk)" "Polish (Polski)" "Korean" "Norwegian (Norsk)" "Turkish (Türkçe)" "Russian (???????)"]
rw--r---r---1p 1 root root <a> cultureTest "de"
["de" "fi" "en" "nl" "sv" "zh-CHS" "el" "cs" "fr" "pt" "zh-CHT" "hu" "ja" "es" "it" "da" "pl" "ko" "no" "tr" "ru"]
rw--r---r---2p 2 root root <a> dateFormat "$YYYY-MM-DD"
["$YYYY-MM-DD" "$YY-MM-DD" "$MM/DD/YYYY" "$MM/DD/YY" "$DD/MM/YYYY" "$DD/MM/YY"]
rw--r---r---0p 0 root root <a> debugMode "$OFF"
["$ON" "$OFF"]
rw--r---r---3p 2 root root <a> distUnit "$METER_SHORT"
["$METER_SHORT" "$FEET_SHORT"]
rw--r---r---0p*0 root root <b> emissTableActive true
rw--r---r---0p 0 root root <i> emissTableIndex 0
[0, 99]
rw--r---r---1p 1 root root <b> gpsExists false
rw--r---r---2p*2 root root <b> hideGraphics false
rw--r---r---1p 1 root root <a> histogramRegion "$HISTOGRAM_REGION_FULL"
["$HISTOGRAM_REGION_FULL" "$HISTOGRAM_REGION_LARGE" "$HISTOGRAM_REGION_SMALL"]
rw--r---r---1p*1 root root <a> imageNaming "$IMAGE_NAMING_SEQ"
["$IMAGE_NAMING_SEQ" "$IMAGE_NAMING_DATE"]
rw--r---r---0p 0 root root <i> ipAddress1 0
[0, 255]
rw--r---r---0p 0 root root <i> ipAddress2 0
[0, 255]
rw--r---r---0p 0 root root <i> ipAddress3 0
[0, 255]
rw--r---r---0p 0 root root <i> ipAddress4 0
[0, 255]
rw--r---r---1p 1 root root <a> isothermType "$OFF"
["$OFF" "$MENU_MEASURE_ISO_ABOVE" "$MENU_MEASURE_ISO_BELOW" "$MENU_MEASURE_ISO_INTERVAL"]
rw--r---r---0p 0 root root <i> isothermTypeNumber 4
[4, 4]
rw--r---r---2p*2 root root <a> lcdIntensity "$OPTION_MEDIUM"
["$OPTION_HIGH" "$OPTION_MEDIUM" "$OPTION_LOW"]
rw--r---r---1p 1 root root <b> overlayLogo true
rw--r---r---2p*2 root root <a> overlayShowAtmTemp "$OFF"
["$ON" "$OFF"]
rw--r---r---2p*2 root root <a> overlayShowEmiss "$OFF"
["$ON" "$OFF"]
rw--r---r---2p*2 root root <a> overlayShowObjDist "$OFF"
["$ON" "$OFF"]
rw--r---r---2p*2 root root <a> overlayShowRefTemp "$OFF"
["$ON" "$OFF"]
rw--r---r---2p*2 root root <a> overlayShowRelHum "$OFF"
["$ON" "$OFF"]
rw--r---r---2p 2 root root <a> overlayShowTime "$OFF"
["$ON" "$OFF"]
rw--r---r---1p 1 root root <a> programButton "$PROGRAM_BUTTON_HIDE_GRAPHICS"
["$PROGRAM_BUTTON_HIDE_GRAPHICS" "$PROGRAM_BUTTON_INVERT_PALETTE" "$PROGRAM_BUTTON_TOGGLE_PALETTE" "$PROGRAM_BUTTON_VIEW_MODE" "$PROGRAM_BUTTON_IMAGE_ADJUST" "$PROGRAM_BUTTON_NUC" "$PROGRAM_BUTTON_SAVE" "$PROGRAM_BUTTON_PREVIEW" "$PROGRAM_BUTTON_TORCH" "$PROGRAM_BUTTON_ZOOM"]
rw--r---r---1p 1 root root <d> referenceTemp 20.000C
[2.2e+002, 1.3e+003]
rw--r---r---0p 0 root root <b> resetImageCounter true
rw--r---r---1p 1 root root <i> setTime 0
[0, 1]
rw--r---r---1p 1 root root <b> setupCalibrateTouch true
rw--r---r---1p 1 root root <b> setupResetDefaults true
rw--r---r---2p 2 root root <a> setupVideoFormat"$SETUP_VIDEO_FORMAT_NTSC"
["$SETUP_VIDEO_FORMAT_PAL" "$SETUP_VIDEO_FORMAT_NTSC"]
rw--r---r---2p 2 root root <a> simultaneousSave "$ON"
["$ON" "$OFF"]
rw--r---r---1p 1 root root <b> simultaneousSaveSupported true
rw--r---r---3p 2 root root <a> tempUnit "$TEMP_C"
["$TEMP_C" "$TEMP_F"]
rw--r---r---2p 2 root root <a> timeFormat "$TIME_FORMAT_24"
["$TIME_FORMAT_12" "$TIME_FORMAT_24"]
rw--r---r---1p 1 root root <i> timeZone 0
[0, 2147483647]
rw--r---r---2p 2 root root <a> torch "$OPTION_AUTO"
["$OFF" "$OPTION_AUTO"]
rw--r---r---2p 2 root root <a> trigAction "$TRIG_DIRECT_ONLY"
["$TRIG_NORMAL" "$TRIG_DIRECT_ONLY" "$TRIG_PREVIEW_ONLY"]
you get all valid registry entries with
FLIR Command Line Interpreter
Version 0.4.3 running on WinCE 6.0
\>rls -l
.: (16)
rw--r---r----- 0 root root <e> appl
rw------------ 0 root root <e> calib
rw--r--------- 0 root root <e> caps
rw--r---r----- 0 root root <e> dump
rw--rw--r----p 0 root root <e> image
...