FORGERY AND FALSIFICATION PREVENTION DEVICE

摘要

A forgery and falsification prevention device includes: a variable material containing unit that contains a variable material in which reflected light or transmitted light is changed in response to an application of a display stimulus; and an operation unit that performs a function of changing a display state of the variable material when an external stimulus is applied, by changing light reflection characteristics or light transmission characteristics of the variable material or changing the display stimulus which is applied to the variable material.

主权项

1. A forgery and falsification prevention device, comprising:
a variable substance container to contain a variable substance in which a reflected light or transmitted light is changed as a display stimulus is applied thereto; and a movable part to perform a function of changing a display state of the variable substance by changing light reflection characteristics or light transmission characteristics of the variable substance or changing the display stimulus applied to the variable substance, in response to a given external stimulus.