2026-05-19 · Чтение 1 мин
QR code error correction и size
Higher correction tolerates damaged prints; larger modules scan faster на posters.
QRdesignprint
Основные выводы
- Marketing posters need higher error correction чем clean digital screens.
- Test scan distance с actual printed size, не zoomed PDFs.
Error correction levels
Higher levels когда logos overlay code или outdoor signage may scratch.
Digital-only flows могут lower correction для denser codes at small sizes.
Часто задаваемые вопросы
URL too long?
Longer payloads increase module count — shorten с own redirect domain.
SVG vs PNG?
PNG universal для slides; SVG scales для print если pipeline supports.