Assertion: lens's aberration | /r/HasProperty | perceptible
Facets:
value: to a user in lenses
type: TRANSITIVE-OBJECT
value: in strengths
type: OTHER
Source sentences:
text: Abbe values even as high as that of (V d ≤45) produce chromatic aberrations which can be perceptible to a user in lenses larger than 40 mm in diameter and especially in strengths that are in excess of ±4D.