Designation:E2287−09StandardGuideforExaminationofFracturePatternsandPaperFiberImpressionsonSingle-StrikeFilmRibbonsandTypedText1ThisstandardisissuedunderthefixeddesignationE2287;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisguideprovidesproceduresthatshouldbeusedbyforensicdocumentexaminers(GuideE444)forexaminationsandcomparisonsinvolvingsingle-strikefilmribbonswithtypedtextandrelatedprocedures.1.2Theseproceduresareapplicablewhethertheexamina-tionandcomparisonisofquestionedandknownitemsorofexclusivelyquestioneditems.1.3Theseproceduresincludeevaluationofthesufficiencyofthematerialsubmittedforexamination.1.4Theseproceduresarealsogenerallyapplicabletoex-aminationsoflift-offandcover-upcorrectiontapesandsheets.1.5Theseproceduresmayalsobeapplicable(inwholeorinpart)toexaminationsofcarbonpaperandcarboncopiesorofdocumentsproducedwithcertainnon-impactprintingdevices(forexample,printingdevicesusingathermalimagingtransferribbon).1.6Theparticularmethodsemployedinagivencasewilldependuponthenatureofthematerialavailableforexamina-tion.1.7Thisguidemaynotcoverallaspectsofunusualoruncommonexaminations.1.8Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatoryrequirementspriortouse.2.ReferencedDocuments2.1ASTMStandards:2E444GuideforScopeofWorkofForensicDocumentExaminersE1732TerminologyRelatingtoForensicScienceE2195TerminologyRelatingtotheExaminationofQues-tionedDocumentsF221TerminologyRelatingtoCarbonPaperandInkedRibbonProductsandImagesMadeTherefromF909TerminologyRelatingtoPrintersF1623TerminologyRelatingtoThermalImagingProducts3.Terminology3.1Definitions—Fordefinitionsoftermsinthisguide,refertoTermino...
