Assertion: eyepiece | /r/CapableOf | produce apparent field-of-view
Facets:
value: respectively
type: MANNER
Source sentences:
text: Using different combinations of lenses of different types of high index optical glasses, the eyepieces produce, respectively, a 50°, 60°,68°, 72°, 82°, 100° and 50° apparent field-of-view.