Bloomberg Anywhere Login

Bloomberg

Connecting decision makers to a dynamic network of information, people and ideas, Bloomberg quickly and accurately delivers business and financial information, news and insight around the world.

Company

Financial Products

Enterprise Products

Media

Customer Support

  • Americas

    +1 212 318 2000

  • Europe, Middle East, & Africa

    +44 20 7330 7500

  • Asia Pacific

    +65 6212 1000

Communications

Industry Products

Media Services

Follow Us

Nano Manufacturing: Banknotes From Butterflies

By Amelia Hennighausen - 2013-09-23T13:23:07Z

Photograph by Grant Harder for Bloomberg.com

Company Symbol % Change
2 of 14

Safety in Currency

Nanotech Security’s anti-counterfeiting authentication technology is shown here on a mocked-up banknote using the company's  proprietary KolourOptik system. The security image of the totem on the right is not actually printed. It involves no dyes, inks or pigments, but rather structured holes that use ambient light to show color — “printing” for the 21st Century.

Advertisement