Assertion: telescope's light | /r/HasProperty | incoming
Facets:
Source sentences:
text: Refractor telescopes refract, or "bend" incoming light to a focus by means of an objective lens.
text: Refractor telescopes refract, or "bend" incoming light to a focus by means of an objective lens.
text: Refracting telescopes use convex lenses, at the front of a tube, to gather and focus incoming light.