Assertion: telescope's mirror | /r/HasProperty | large
Facets:
value: in order to see the faint light
type: PURPOSE
value: very
type: DEGREE
Source sentences:
text: Catadioptric telescopes have large mirrors to collect a lot of light, but short tubes for portability.
text: Giant Magellan Telescope, beginning construction in 2011 Organization: A consortium of nine universities and research centers Location: Las Campanas Observatory, near La Serena, Chile Claim: Where the Large Binocular Telescope boasts two large mirrors working in tandem, the Giant Magellan raises the ante to seven mirrors, each 8.4 meters (about 28 ft) across.
text: This "backwards" reflecting telescope would have been unwieldy, it needed very large mirrors and lens to work, the observer had to stand backwards to look at an upside down view, and Bourne noted it had a very narrow field of view making it unsuitable for military purposes.
text: The reflecting telescope leverages a large and concave parabolic mirror to collect and focus light to a flat secondary mirror.
text: Webb needs to have an unfolding mirror because the mirror is so large that it otherwise cannot fit in the launch shroud of currently available rockets.
text: The mirror has to be large in order to see the faint light from the first star-forming regions and to see very small details at infrared wavelengths.
text: 1. mirrors can be large, which allows reflecting telescopes to gather much light.