| 摘要 |
Film card having a core film for the visible reception of at least one card piece equipped with a microencapsulated cholesteric-based liquid crystal, comprising one or two congruent core films which are placed on top of one another and of which the upper film contains scales and text lines for reading or detecting a stress situation or the like, and a perforation or recess for the flush reception of the card piece, the arrangement of the card piece on the overall surface being such that a level combination between a colour chart and a text explanation belonging to it being possible.
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