Assertion: floater | /r/CapableOf | cast on their refraction of the light
Facets:
Source sentences:
text: Floaters are visible because of the shadows they cast on the retina or their refraction of the light that passes through them, and can appear alone or together with several others in one's field of vision.
text: Floaters are visible because of the shadows they cast on the retina or their refraction of the light that passes through them, and can appear alone or together with several others in one's field of vision.