security holograms

The various kinds of features possible in security holograms are mentioned below:

"All our preliminary tests of the emergency medical and security holograms have been unqualified successes.

His attention was diverted from her by the entrance of two security holograms, a Klingon and a Gorn.

A variety of security printing methods, security holograms, and specialized labels are available to help confirm that the product in the package is not counterfeit.

Security holograms are very difficult to forge because they are replicated from a master hologram which requires expensive, specialized and technologically advanced equipment.

Krypton lasers are also used in medicine (e.g. for coagulation of retina), for manufacture of security holograms, and numerous other purposes.

With PC assembly time down to less than four minutes, the 30 seconds it can take to apply the ubiquitous security holograms and logos for Microsoft and Intel have become a significant manufacturing bottleneck.