Assertion: lens | /r/HasSubevent | mismatch
Facets:
value: at the focal point
type: LOCATION
Source sentences:
text: Chromatic aberration (also known as color fringing or dispersion) is a common problem in lenses which occurs when colors are incorrectly refracted (bent) by the lens, resulting in a mismatch at the focal point where the colors do not combine as they should.