The security thread can be seen as a dark line in the middle third of the banknote. In the security thread, the value numeral and the € symbol can be seen, alternating in normal writing and mirror writing.

Depending on the viewing angle, the glossy stripe appears golden or is nearly invisible.

Top: When tilted, the window reveals several times the value numeral in rainbow colours. <br><br>Below: The portrait of Europa in the window can be seen in the window when the banknote is held against the ligth.