Altered Documents Examined by Optical Properties of Colour Materials

Key Points

• The central aim is to explore effective methods for detecting altered or unreadable text in documents using advanced optical techniques.
• Utilized infrared and fluorescence imaging as non-destructive testing methods.
• Employs time-resolved and fluorescence lifetime imaging for improved detection.
• Applied pulse laser technology for document examination in forensic science.
• Introduced recent advancements in imaging techniques for detecting alterations in documents.
• Highlighted the effectiveness of different imaging methods in revealing difficult-to-read text.