Assertion: collimator | /r/CapableOf | determine their collimation error
Facets:
value: to produce light beams
type: PURPOSE
value: in spectral instruments
type: LOCATION
Source sentences:
text: Collimators are used in astronomy to align large measuring instruments and determine their collimation error, in spectral instruments to produce light beams that are directed into a dispersing system, and in various measuring, testing, and opticomechanical instruments used for alignment.
text: Collimators are used in astronomy to align large measuring instruments and determine their collimation error, in spectral instruments to produce light beams that are directed into a dispersing system, and in various measuring, testing, and opticomechanical instruments used for alignment.