range finder
noun
1
: an instrument used in gunnery to determine the distance of a target
2
: a surveying instrument (such as a transit) for determining quickly the distances, bearings, and elevations of distant objects
3
: a usually built-in adjustable optical device for focusing a camera that automatically indicates the correct focus (as when two parts of a split image are brought together)
Examples of range finder in a Sentence
Recent Examples on the Web
The company said the spacecraft's laser range finder, or LRF, experienced an anomaly that prevented Resilience from obtaining valid measurements of its distance from the lunar surface.
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Brett Tingley, Space.com, 24 June 2025
Golfers often camp outside new stores for days ahead of opening for a chance to win golf equipment like iron sets, drivers, putters, range finders, apparel, footwear and more, Mahoney said.
—Talia McWright, Twin Cities, 14 May 2025
As for the software, open-source enthusiasts have been working for several years on code that not only keeps a copter stable in flight but also maintains whatever altitude the controller commands (based on barometric sensing or an ultrasonic range finder).
—IEEE Spectrum, 28 Nov. 2012
There are two on the case for attaching an optional range finder, a torch, or other accessories.
—David Szondy, New Atlas, 18 Feb. 2025
See All Example Sentences for range finder
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Brett Tingley, Space.com, 24 June 2025
Golfers often camp outside new stores for days ahead of opening for a chance to win golf equipment like iron sets, drivers, putters, range finders, apparel, footwear and more, Mahoney said.
—Talia McWright, Twin Cities, 14 May 2025
As for the software, open-source enthusiasts have been working for several years on code that not only keeps a copter stable in flight but also maintains whatever altitude the controller commands (based on barometric sensing or an ultrasonic range finder).
—IEEE Spectrum, 28 Nov. 2012
There are two on the case for attaching an optional range finder, a torch, or other accessories.
—David Szondy, New Atlas, 18 Feb. 2025
See All Example Sentences for range finder
Cite this Entry
“Range finder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/range%20finder. Accessed 4 Jul. 2025.
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