Assertion: camera's lens | /r/HasProperty | colored dot
Facets:
value: typically
type: DEGREE
Source sentences:
text: With a bayonet mount, one aligns a marked section of a lens (typically a colored dot) with the marked section on a camera body, then after coupling the two, twists the lens either in clockwise or counter-clockwise direction (depending on the brand/mount) until it locks into place.