Magnification Range finders usually feature a small amount of magnification: between about 5x and 10x. Being zoomed in a bit makes it easier to range a specific target in your field of view, which ...

An ultrasonic range finder is a useful tool in a variety of real-life and robotic applications, such as in obstacle-avoidance and distance-measurement systems. The ultrasonic range finder measures the ...

Garmin has added a laser range finder to their distance-measuring device options, the Approach Z80. The scope of the range finder provides the same visual you’d expect from a range finder—locking in ...

Instructables user [Jones Electric] has been quite busy lately, building a radio-frequency range finder. Built as part of a German youth science competition, he and his partner built a pair of ...

The Marine Corps is planning to field new high-tech combat gear — a ­rifle-mounted laser range finder — that will give squad leaders some extraordinary new capabilities and revolutionize the way the ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Whether you’re hunting big game or trying to chip onto the green, a range finder is essential equipment ...