简介：Theplenopticcameraisasinglelensstereocamerawhichcanretrievethedirectionoflightrayswhiledetectingtheirintensitydistribution.Inthispaper,torevealmoretruthsofplenopticcameraimaging,wepresentthewavefrontanalysisfortheplenopticcameraimagingfromtheangleofphysicalopticsbutnotfromtheraytracingmodelofgeometricoptics.Specifically,thewavefrontimagingmodelofaplenopticcameraisanalyzedandsimulatedbyscalardiffractiontheoryandthedepthestimationisredescribedbasedonphysicaloptics.Wesimulateasetofrawplenopticimagesofanobjectscene,therebyvalidatingtheanalysisandderivationsandthedifferencebetweentheimaginganalysismethodsbasedongeometricopticsandphysicalopticsarealsoshowninsimulations.