range finder

Definition of Range Finder in English :

1. range finder, rangefinder

a measuring instrument (acoustic or optical or electronic) for finding the distance of an object

WordNet Lexical Database for English. Princeton University. 2010.

Range Finder

noun

any of various instruments for determining the distance of a target or object from an observer, or from a gun, camera, etc.

: also ˈrangeˌfinder noun

Any of various optical, electronic, or acoustical instruments used to determine the distance of an object from the observer.

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