Definition of "range-finder" [range-finder]

• One of various kinds of instruments for ascertaining by sight the range of an object from the point of observation. (noun)

The Century Dictionary (Public Domain)

• "It was a similar story in the second and when Jackiewicz finally slipped Brook's slick range-finder to get inside, he received a right hook to the temple for his troubles."
• "A range-finder and a scope with multiple aiming points has increased my ability to cleanly take animals at a greater distance than before, which is a great aid in the wide expanses of the West ..."
• "Still, full frame sensor, classic range-finder body, compatibility with what people claim to be the best lenses in the world, etc etc."