Assertion: eye's vision | /r/HasProperty | the capability of the eye
Facets:
value: to focus images of visible light
type: PURPOSE
Source sentences:
text: Vision or, sight is the capability of the eye (s) to focus and detect images of visible light on photoreceptors in the retina of each eye that generates electrical nerve impulses for varying colors, hues, and brightness.
text: Sight or vision is the capability of the eye(s) to focus and detect images of visible light on photoreceptors in the retina of each eye that generates electrical nerve impulses for varying colors, hues, and brightness.