Serial number restoration on polymer surfaces: A survey of recent literature
Sign Up to like & getrecommendations! Published in 2020 at "Forensic Chemistry"
DOI: 10.1016/j.forc.2020.100267
Abstract: Abstract Polymers are increasingly preferred for the production of weapon parts due to their lightness, resistance to corrosion, heat tolerance and quite reasonable production cost. This increase will likely lead to a rise in the… read more here.
Keywords: number restoration; restoration; number; polymer surfaces ... See more keywords
Serial number coding and decoding by laser interference direct patterning on the original product surface for anti-counterfeiting.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.014644
Abstract: Here, we investigate a method to distinguish the counterfeits by patterning multiple reflective type grating directly on the surface of the original product and analyze the serial number from its rotation angles of diffracted fringes.… read more here.
Keywords: original product; surface; interference; serial number ... See more keywords