Assertion: xc lens | /r/HasProperty | notable example
Facets:
value: in 1970s
type: TEMPORAL
value: in the 1960s
type: TEMPORAL
Source sentences:
text: In the 1960s and 1970s the Nikon GN lens was a notable example, while in the 1970s and 1980s pancake lenses were used in compact single lens reflex (SLR) cameras.