The new design employs offset printing in favor of the intaglio printing used in the 2005 series.
Swiss francs feature intaglio printing and perforated numerals, and other countries use sequences of perforated dots.
Contrary to the 1926-series, this banknote (as well as the other bills of these series) was printed using intaglio printing.
Raised intaglio printing of the portraits, ornamental bands, inscriptions and denomination numerals on the front provides a tactile surface easily distinguished by touch.
Replacements for the British 500 won notes followed in 1966 also using intaglio printing, and for the 50 won notes in 1969 using litho-printing.
It contains the Intaglio image in recessed grooves only 2/1000 (0.002) of an inch deep but that is deep enough to hold ink for intaglio printing.
It was made for intaglio printing, relief printing, and lithography.
Some miss the widespread use of intaglio printing, which involves a steel die that is engraved by hand.
The main drawback was its inability to sustain long continuous runs compared to the standard (Giori) sheet fed method of intaglio printing, resulting in constant breakdown.
In the form of intaglio printing called etching, the plate is covered in a resin ground or an acid-resistant wax material.