Assertion: telescope's aperture | /r/HasProperty | important
Facets:
value: often
type: TEMPORAL
Source sentences:
text: But since aperture is so important, many astronomers are misled into believing that getting the biggest aperture you can afford is the simplest way to choosing the best telescope for you.
text: The aperture is an important feature as it determines how much light the apparatus will capture.
text: For this reason, the diameter of the lens, or aperture, is often a more important consideration when choosing terrestrial telescopes than the magnification capabilities.