Primary definition
(opscan) A pad situated between the input hopper and the ballot path on an optical scanner to prevent more than one at a time from passing through the machine. BALLOT
Also known asretard roller · ballot retard pad · ballot retard roller · separation pad · separation roller · anti-double feed pad · anti-double feed roller · feed retard pad · feed retard roller · RP
1 sources cited4 related termsReviewed Aug 9, 2026
— Electronic Voting GlossaryView source
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EVG
Carnegie Mellon University
(opscan) A pad situated between the input hopper and the ballot path on an optical scanner to prevent more than one at a time from passing through the machine. BALLOT
Electronic Voting Glossary · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Retard Pad. In Election Security Glossary. Retrieved August 21, 2026, from https://electionsecurityglossary.com/glossary/retard-pad
Sources
1 cited · last checked Aug 9, 2026
01
Electronic Voting Glossary
Electronic Voting Glossary
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