Assertion: mirage | /r/HasProperty | perceptible
Facets:
value: with the unaided eye
type: MANNER
value: barely
type: DEGREE
value: extremely
type: DEGREE
value: at a very close distance
type: LOCATION
Source sentences:
text: The mirage is barely perceptible with the unaided eye, but is easily seen through the spotting scope as distinct lines.
text: If the Earth were flat, the light which was bent downward would reach the ground very close to the place in which the light was bent, and the mirage would be visible only at a very close distance.
text: A mirage is extremely noticeable when observed through optics, such as a spotting or sniper scope, since light rays actually are refracted to form the false image at the shooter or observers location.
text: The mirage is barely perceptible with the unaided eye,