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2. Stereoscopic rangefinder - Wikipedia

   en.wikipedia.org/wiki/Stereoscopic_rangefinder

   A stereoscopic rangefinder or stereoscopic telemeter [1] is an optical device that measures distance from the observer to a target, using the observer's capability of binocular vision. It looks similar to a coincidence rangefinder, which uses different principles and has only one eyepiece. German instruments tended to use the stereoscopic ...

3. Coincidence rangefinder - Wikipedia

   en.wikipedia.org/wiki/Coincidence_rangefinder

   Eyepiece image of a naval rangefinder, showing the displaced image when not yet adjusted for range. The coincidence rangefinder uses a single eyepiece. Light from the target enters the rangefinder through two windows located at either end of the instrument. At either side the incident beam is reflected to the center of the optical bar by a ...

4. Bushnell Corporation - Wikipedia

   en.wikipedia.org/wiki/Bushnell_Corporation

   Binoculars: Bushnell sells a wide variety of binoculars and was awarded the Best Buy award from Outdoor Life magazine in 2005 for their Browning Sports Optics binoculars and in 2006 for their Legend binoculars. [22] [23] Microscopes; Telescopes: Bushnell made smaller amateur optical telescopes. Some popular models include the "ARES 5", and the ...

5. Leupold & Stevens - Wikipedia

   en.wikipedia.org/wiki/Leupold_&_Stevens

   Leupold & Stevens, Inc. is an American manufacturer of telescopic sights, red dot sights, binoculars, rangefinders, spotting scopes, and eyewear located in Beaverton, Oregon, United States. The company, started in 1907, is on its fifth generation of family ownership. [2] [3]

6. Barr and Stroud - Wikipedia

   en.wikipedia.org/wiki/Barr_and_Stroud

   Naval range-finding instruments of 1936. Barr & Stroud Limited was a pioneering Glasgow optical engineering firm. They played a leading role in developing modern optics, including rangefinders, for the Royal Navy and other branches of British Armed Forces during the 20th century. There was a non-military arm of the company which made medical ...

7. Rangefinder - Wikipedia

   en.wikipedia.org/wiki/Rangefinder

   A laser rangefinder, also known as a laser telemeter, is a rangefinder that uses a laser beam to determine the distance to an object. The most common form of laser rangefinder operates on the time of flight principle by sending a laser pulse in a narrow beam towards the object and measuring the time taken by the pulse to be reflected off the ...