Measurement help
Label printing guides
Short reference pages for the measurements and terminology used by the calculators. These guides exist to help you enter better production data, not to pad the site with unrelated articles.
How to Measure Label Roll Diameter
Measure outside diameter accurately and avoid common OD mistakes.
Guide →Label Pitch Explained
Understand label length, gap and machine-direction repeat.
Guide →Core ID vs Core OD
Know which core measurement belongs in roll geometry formulas.
Guide →203 vs 300 vs 600 DPI
See how thermal-printer resolution changes ZPL dot dimensions.
Guide →