Assertion: telescope's light | /r/CapableOf | go into so-called airy disk
Facets:
value: with less than perfect optics
type: OTHER
value: in the diffraction pattern
type: TEMPORAL
Source sentences:
text: The reason is that with less than perfect optics, less light goes into the so-called Airy disk in the diffraction pattern, and more goes into the surrounding diffraction rings.