Assertion: lens's image | /r/HasProperty | the lens's exit pupil
Facets:
Source sentences:
text: The virtual image of the aperture from inside the camera is the lens's exit pupil.
text: The virtual image of the aperture as seen from the world is known as the lens's entrance pupil; ideally, all rays of light leaving a point on the object that enter the entrance pupil will be focused to the same point on the image sensor/film (provided the object point is in the field of view).