Friday, September 18, 2009

How Security Holograms Work?

holograms are fast attractive an necessary method of defense next to counterfeiting. All holograms belong to a class of images known as Diffractive Optical changeable Image Device (DOVID) which is costly, particular and technologically superior equipment. hologram manufacturers in India or for that matter any other hologram products cannot be copied by typical printing techniques or replicated by color copiers or computer scanning equipment. Usually, counterfeiters select the path of least resistance, and as such facing a hologram will often cause them to give up their efforts to copy your product and move on to easier targets. As a result, the use of security holograms virtually guarantees product authenticity.

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