Chromasens 3D相机应用介绍.ppt

Highquality SuperService 当3D遇到色彩 3DstereocameraStereolinescancamera3Ddataandcolorimagesimultaneously 3D PIXA FeaturesCCD tri linearcolorlinescansensor10 mpixelsizeResolutions 7300 22kHz4096 36kHz2048 66kHz1024 100kHz3x170MByte s 510MByte s CameraLinkMedium PIXAfamilybasicfeatures StereoscopicapproachCalibratedstereolinescancameraHeightinrealtimewithGPUFeaturesRGBimagesandheightmapModularsystemconceptforcustomspecificsolutionsQualityandperformancebasedonallPIXA Overview Highestresolutions max7kperline LargeformatsHighlateralresolutionsHeightresolutionupto10 xbetterthanlateralresolutionLine scanapproachIdealforfastmovingobjectsIdealfor100 inspection Customerbenefit1 2 Highspeeds upto60 000lines s HighlyconfigurableVialenssystemResolutionfrom10 mto700 mlensdefinestheresolutionOutputColorimage rectified Heightmap 16Bitimage Pointcloud Benefit2 2 StereocorrespondenceFindcorrespondingpointsinbothimagesusingcorrelation texturebased ResultfromcorrelationisdisparitymapHeightiscalculatedfromdisparitymapusingcalibrationdataCorrelationisperformedonGPU Functionalprinciple Stereoapproach Principle TwoimagesfromthesamesceneBothcamerastakesthesamescenetwodifferentviewinganglesOnepointonthesurfacePisprojectedinbothimages PlundPr CalculationofheightbasedontriangulationStandardstereoapproachParallelcamerasandsensors Objectsurface Z distancep Parallaxp xl xrb Basisofstereosystemc Imagedistance P Pl b c Objectsurface Pr xl xr p Parallax Z Z Distanceb Basisofstereosystemc Imagedistancep Parallaxp xl xr Parallaxepdifferentviewinganglesresultsinparallax 9 Stereoapproach Principle CorrespondingpointsStereoimageacquisition twoimagesFindingcorrespondingpointsPatternmatchingLeftimage takeROIaroundPlaspatternSearchforbestmatchofpatternintherightimagePositionwithbestmatchisresultingcorrespondence Stereoapproach Correspondence Leftimage rightimage Correlation PositionoftheROI Stereoapproach Correspondence EmbossingSolderingonanormalWoodboardonpackageelectronicboardwithreliefstructure Samples 3Dvisualizedwith10 mopticalresolution1 mheightresolution Samples Eurocoin Heightmapinpseudocolor10 mopticalresolution1 mheightresolution Samples Eurocoin 10 mopticalresolution1 mheightresolution Samples banknotein taglioprint Systemoptions1 2 3D PIXAdualDualline scancameraFlexibleinbasewidthSupportfor10 700 mMax 60kHzUsablepixels max 7000Availableforprojectsolutions Systemoptions1 2 Exampleconfigurations Systemoptions1 2 SystemconfigurationHW PC CameraLink PC Bus Imaging 3Dcalculation API Imageanalysis origin Colorimage Heightimage Calculationof3DheightinformationDependson HeightrangeNumberofgraphicboardsLinelength 4Kforthissamplecalculation 2ksystemsmax 60kHz 4ksystems Systemconfiguration Laserapproach 3D PIXAvs Laserscanner Illumination 3D PIXA standardlightsourcenospecles 3D PIXA 3D PIXAvs Laserscanner Illumination Dark field Bright field Co axial Cloudy day dome speedrange Sensorrows range HighspeedonlyforLowresolution 1 2pixel Smallrange 100rows 3D PIXAalways21kHz upto60kHz 3D PIXAvs Laserscanner Illumination Whychoose3DPIXA Uniqueperformance3Dand2DcolorsimultaneouslyHighestresol