Raymarine a68 WiFi - Page 292

Note:IfyouhavetheDisableColorThermalVideo
optionselectedinthecamera'son-screenVideo
Setupmenu,only2colormodesareavailable—
greyscaleandred.
Changingthethermalcameracolormode
Withthethermalcameraapplicationdisplayed:
1.SelectMenu.
2.SelectImageOptions.
3.UsetheColourmenuitemtoswitchbetweenthe
availablecolorpalettes,asappropriate.
Thermalcamerareversevideo
Youcanreversethepolarityofthevideoimageto
changetheappearanceofobjectson-screen.
Thereversevideooption(videopolarity)switchesthe
thermalimagefromwhite-hot(orred-hotifthecolor
modesettingisactive)toblack-hot.Thedifference
betweenwhite-hotandblack-hotisshownbelow:
White-hotthermalimage.
Black-hotthermalimage.
Youmaynditusefultoexperimentwiththisoption
tondthebestsettingtosuityourneeds.
Enablingthermalcamerareversevideo
Withthethermalcameraapplicationdisplayed:
1.SelectMenu.
2.SelectImageOptions.
3.SelectReverseVideo.
Thermalandvisible-lightoperation
“Dualpayload”thermalcamerasareequippedwith
2cameras—athermalimaging(infrared)camera
andavisible-lightcamera.
Thermalcamera—
providesnight-time
imagery,basedon
temperaturedifferences
betweenobjects.
Thermalimaging
producesaclearimage
evenintotaldarkness.
Visible-lightcamera
—providesblackand
white(orgreyscale)
imageryduringthe
dayandinlow-light
conditions.Helpsto
improvenavigational
abilitiesinlow-light
conditions;forexample
duringtwilighthours
whenoperatingalong
intercoastalwaterways
andnearharbor
entrances.
Note:TheT470SC
andT473SChave
acolorcameraand
continuouszoom
lens.
Switchingbetweenthermalandvisible-light
cameralenses
Withthethermalcameraapplicationdisplayed:
1.SelectMenu.
2.SelectImageOptions.
3.UsetheImageTypemenuitemtoswitchbetween
IRandVisibleLightviews,asappropriate.
Thermalcamerarearviewmode
Therearviewmodeipsthevideoimagehorizontally,
providinga“mirrorimage”.
Thisisusefulforexampleininstanceswherethe
cameraisrear-facingandyouareviewingtheimage
onaforward-facingmonitor.
Enablingthermalcamerarearviewmode
Withthethermalcameraapplicationdisplayed:
1.SelectMenu.
2.SelectImageOptions.
3.SelectRearView.
SlewtoCue
Slewtocueisafeaturewhichmaintainsaselected
positionorobjectinthethermalcameraseldof
view.SlewtoCueoptionsareavailableinthechart
andradarapplicationsastargetcontextmenuitems.
Note:Headingdatamustbeavailableonthe
systemforSlewtoCuetoworkcorrectly.
292
LightHouseMFDoperationinstructions