Assertion: eye chart's letter | /r/HasProperty | black
Facets:
value: typically
type: DEGREE
Source sentences:
text: Visual acuity also is tested under high contrast conditions — typically, the letters or numbers on the eye chart are black, and the background of the chart is white.
text: Visual acuity also is tested under high contrast conditions — typically, the letters or numbers on the eye chart are black, and the background of the chart is white.