Designation:F792−08StandardPracticeforEvaluatingtheImagingPerformanceofSecurityX-RaySystems1ThisstandardisissuedunderthefixeddesignationF792;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1ThispracticeappliestoallX-raybasedscreeningsystems,withtunnelaperturesupto1mwide×1mhigh,whetheritisaconventionalX-raysystemoranexplosivesdetectionsystem(EDS)thatprovidesaprojectionorprojection/scatterimageforanoperatortointerpret.1.2ThispracticeappliestoX-raysystemsusedforthescreeningforprohibiteditemssuchasweapons,explosives,andexplosivedevicesinbaggage,packages,cargo,ormail.1.3Thispracticeestablishesquantitativeandqualitativemethodsforevaluatingthesystems.Thispracticedoesnotestablishminimumperformancerequirementsforanyparticu-larapplication.1.4Thispracticereliesupontheuseofastandardtestobject(ASTMX-rayTestObject)todeterminetheapplicableperfor-mancelevelsofthesystems.Thespecifictestobjectissubsequentlydescribedandreferredtointhisdocumentasthe“TestObject.”1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.22.ReferencedDocuments2.1ASTMStandards:3B258SpecificationforNominalDiametersandCross-SectionalAreasofAWGSizesofSolidRoundWiresUsedasElectricalConductorsE1025PracticeforDesign,Manufacture,andMaterialGroupingClassificationofHole-TypeImageQualityIn-dicators(IQI)UsedforRadiologyE1316TerminologyforNondestructiveExaminationsE1647PracticeforDeterminingContrastSensitivityinRa-diologyF1039TestMethodforMeasurementofLowLevelX-RadiationUsedinX-RaySecurityScreeningSystems(Withdrawn...
