Assertion: prime lens | /r/HasProperty | 20 mm
Facets:
Source sentences:
text: Many lens manufacturers produce or produced prime lenses at or near the following focal lengths: 20 mm, 24 mm, 28 mm, 35 mm, 40 mm, 50 mm, 85 mm, 105 mm, 135 mm, 200 mm, 300 mm, 400 mm, and 600 mm.