finder telescope

1 definition found

finder telescope - Collaborative International Dictionary of English v.0.48 :

  Finder \Find"er\, n.
     1. One who, or that which, finds; specifically (Astron.), a
        small telescope of low power and large field of view,
        attached to a larger telescope, for the purpose of finding
        an object more readily, called also a finder telescope
        or finder scope.
        [1913 Webster +PJC]
  
     2. (Micros.) A slide ruled in squares, so as to assist in
        locating particular points in the field of vision.
        [Webster 1913 Suppl.]