#telescope__scope  a magnifier of images of distant objects
  supertype:  magnifier  a scientific instrument that magnifies an image
  subtype:  astronomical_telescope  collimator.telescope  solar_telescope  transit_instrument
  part:  aperture  a device that controls amount of light admitted
  part:  view_finder__finder  optical device that helps a user to find the target of interest
  part:  optical_prism__opticalprism__prism  optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image

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