This thread crosses the 20- and 50-peso banknotes (F-type) vertically and when holding it against the light, the banknote's denomination can be seen on it. The thread is manufactured directly onto the polymer substrate.
20 pesos, F 50 pesos, F |
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Microprinting thread in 20-peso banknote |
Examination against the light
This feature is detected when holding the banknote against the light.