50 euro note euro banknote is about four years before it is replaced due to wear. It is the fourth smallest note, measuring 140 mm × 77 mm, and has an orange colour scheme. The note depicts bridges and arches/doorways in the Renaissance era (15th and 16th centuries). The €50 note contains several complex security features such as watermarks, invisible ink, holograms and microprinting that document its authenticity. The full design of the Europa series €50 banknote was revealed on 5 July 2016. The new 50 note was released on 4 April 2017. The euro was founded on 1 January 1999, when it
Counterfeit banknote detection pen Counterfeit banknote detection pen A counterfeit banknote detection pen is a pen used to apply an iodine-based ink to banknotes in an attempt to determine their authenticity. Counterfeit banknote detection pens are used to detect counterfeit Swiss franc, euro and United States banknotes, amongst others. Typically, genuine banknotes are printed on paper based on cotton fibers and do not contain the starches that are reactive with iodine. When the pen is used to mark genuine bills, the mark is yellowish or colourless. Such pens are most effective against counterfeit notes printed on standard printer or photocopier paper. The chemical properties