Assertion: clerk's eye | /r/HasProperty | snellen
Facets:
Source sentences:
text: Applicants must have a vision of at least 30/30 (Snellen) in one eye and 20/50 (Snellen) in the other eye and the ability to read, without strain, printed material the size of typewritten characters; corrective lenses permitted.
text: Vision requirements are: 20/30 (Snellen) in one eye and 20/50 (Snellen) in the other; corrective lenses permitted.