Assertion: aperture | /r/HasProperty | regulated by diaphragm
Facets:
Source sentences:
text: This aperture is regulated by a diaphragm made of overlapping blades that can be adjusted to vary the size of the opening through which light passes.
text: This aperture is regulated by a diaphragm made of overlapping blades that can be adjusted to vary the size of the opening through which light passes.