Designation:E2007−10StandardGuideforComputedRadiography1ThisstandardisissuedunderthefixeddesignationE2007;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisguideprovidesgeneraltutorialinformationregard-ingthefundamentalandphysicalprinciplesofcomputedradiography(CR),definitionsandterminologyrequiredtounderstandthebasicCRprocess.Anintroductiontosomeofthelimitationsthataretypicallyencounteredduringtheestab-lishmentoftechniquesandbasicimageprocessingmethodsarealsoprovided.Thisguidedoesnotprovidespecifictechniquesoracceptancecriteriaforspecificend-userinspectionapplica-tions.Informationpresentedwithinthisguidemaybeusefulinconjunctionwiththosestandardsof1.2.1.2CRtechniquesforgeneralinspectionapplicationsmaybefoundinPracticeE2033.TechnicalqualificationattributesforCRsystemsmaybefoundinPracticeE2445.CriteriaforclassificationofCRsystemtechnicalperformancelevelsmaybefoundinPracticeE2446.ReferenceImagesStandardsE2422,E2660,andE2669containdigitalreferenceacceptanceillustrations.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundunitsgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2E94GuideforRadiographicExaminationE746PracticeforDeterminingRelativeImageQualityRe-sponseofIndustrialRadiographicImagingSystemsE747PracticeforDesign,ManufactureandMaterialGroup-ingClassificationofWireImageQualityIndicators(IQI)UsedforRadiologyE1025PracticeforDesign,Manufacture,andMaterialGroupingClassificationofHole-TypeImageQualityIn-dicators(IQI)UsedforRadiologyE1316TerminologyforNondestructive...
