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Technology Iridescent ink
 
Protection strategy Product authentication
Type Overt feature
System Security inks
Medium Secondary packaging
Authentication/Identificaton Authentication
Traceability No
Cost Price on request
Required equipment none
Vertification level Pharmacist;
User
N.B. Various color shades available, often used with other inks in complex designs.
Description Give a rainbow effect, with multiple changing colors visible as the observer changes position relative to the printed surface. Gradual transitions and multiple colors visible simultaneously.
 
Strengths User verifiable;
Guarantee label authenticity;
Relatively low cost;
 
Limitations Too readily available to be considered as truly high-security features;
 
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