Assertion: newton | /r/CapableOf | discover concentric coloured rings
Facets:
value: between a lens
type: LOCATION
value: in the thin film of air
type: LOCATION
value: between a flat sheet of glass
type: LOCATION
Source sentences:
text: He discovered the concentric coloured rings in the thin film of air between a lens and a flat sheet of glass; the distance between these concentric rings (Newton’s rings) depends on the increasing thickness of the film of air.