range finder

American  

Or rangefinder

noun

1. any of various instruments for determining the distance from the observer to a particular object, as for sighting a gun or adjusting the focus of a camera.

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Etymology

Origin of range finder

First recorded in 1870–75

Example Sentences

See Examples For:

range finder

Today, the company’s products, including an AI-driven app and range finder, act as a virtual caddie, one that recommends the club you should use and the optimal landing area for each shot.

From The Wall Street Journal ● Apr. 10, 2026

Without proper training, the same dilemma facing Sergeant Pysanka’s unit and their lone range finder will be pervasive on a much larger scale.

From New York Times ● Jun. 6, 2022

He began designing and selling his own accessory that allowed gun owners to add lights, a range finder and lasers onto the rifle.

From Seattle Times ● May 28, 2022

“I lost 30 pounds. You have to understand technology, too—ShotLink, how to use a range finder properly. There’s no excuse anymore for a bad yardage or a bad read.”

From Golf Digest ● Apr. 13, 2018

"Range, sir!" cried the range finder at this point.

From The Boy Allies with the Victorious Fleets Or, the Fall of the German Navy by Hayes, Clair W. (Clair Wallace)