2d-matrix
Aztec Code (Aztec)
High-efficiency matrix barcode featuring a bullseye finder pattern in the exact center. Requires zero quiet zone around outer edges.
Governing Specification: ISO/IEC 24778:2008
Data Format & Required Fields
Built on a square grid with a concentric square bullseye pattern at its center. Supports full ASCII and binary data.
Allowed Character SetFull ASCII (0-127) and binary sequences.
Payload Length Rule Between 1 and 3000 characters
Example Valid Format
TICKET-EUR-2026-SEAT-44AIndustry Guidance & Practical Applications
- Railway and transit mobile tickets (Eurostar, Deutsche Bahn, SNCF)
- Airline mobile boarding passes
- Automated vehicle registration documents
Packaging & Scanning Notes: Space-saving architecture without peripheral quiet zone constraints.
Symbol Constraints & Label Guidelines
- Less widely supported by legacy handheld laser equipment than QR or Code 128.