Document examiners utilize medical principles of ink and handwriting analysis for examining the various kinds of questioned documents. Questioned Document research by document examiners includes handwriting assessment while the analysis of various other attributes of the questioned document.
Signature & Handwriting Examination
Handwriting and signature are unique up to a specific person. This makes it easy for document examiners to determine forgery or alterations. Document examiners been trained in handwriting and signature analysis are hence in a position to identify a forged handwriting/signature from an authentic one.
Study of Printers, Fax Machines, Typewriters and Photocopy Machines
In the event of typewritten questioned documents, Document Examiners go directly to the extent of examining the machines that are very produced them. By way of example, a typewriter output constantly has particular exclusive properties. Several of those properties are exactly the same for the specific type of the machine вЂ“ electric/manual, carbon movie ribbon/fabric ribbon etc. Typewriters, printing or photocopy devices additionally create unique properties on its production dependent on its punishment, harm, deterioration.
Document examiners often utilize fluid chromatography to draw out examples of ink from the document that is questioned analysis. Other types of ink assessment consist of subjecting the questioned document to radiation that is infrared. It will help determine forged papers because various inks respond differently whenever subjected to various frequencies of infrared light.
Detection of Indentation
Papers recovered from the criminal activity scene or a suspect might also offer important leads from impression evidence or writing that is indented. Continue reading “Questioned Document Research by Document Examiners. Questioned Document Examination вЂ“ Incognito Forensic Foundation”