What it is
Guilloche patterns are mathematically structured fine-line designs used as controlled visual backgrounds in security printing.
HOW IT WORKS
Technical principle
Interlacing curves are generated as original artwork and reproduced with tightly managed line weight, spacing, color and registration.
Why it is used
It adds a distinct inspection method to the credential and complements material, printed, personalized or machine-readable controls.
Security benefits
- Visible fine-line complexity
- Support for alteration detection
- Integration with microtext
- Program-specific artwork
MATERIAL COMPATIBILITY
Integration starts with the card stack
Patterns may be printed on suitable PVC, PET, polycarbonate or coated film layers using a process capable of retaining fine detail.
MANUFACTURING CONSIDERATIONS
Control points
- Original artwork governance
- Line-width capability
- Color and registration control
- Interaction with personalized data
APPLICATIONS
Where it can be used
Driver licensesNational ID cardsResidence permitsVehicle registration cardsGovernment credentialsEmployee credentials
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