Inkjet hologram printing now possible
Tuesday, November 24, 2015 - 21:00
in Mathematics & Economics
Vivid holographic images and text can now be produced by means of an ordinary inkjet printer. This new method is expected to significantly reduce the cost and time needed to create the so-called rainbow holograms, commonly used for security purposes -- to protect valuable items, such as credit cards and paper currency, from piracy and falsification.