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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. AN/PSQ-42 - Wikipedia

   en.wikipedia.org/wiki/AN/PSQ-42

   The AN/PSQ-42 Enhanced Night Vision Goggle-Binocular (ENVG-B) is a third-generation passive binocular night vision device developed for the United States Army by L3Harris.It combines dual tube image-intensifying (I²) and thermal-imaging technologies into a single goggle, enabling vision in low-light conditions.

4. 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 ...

5. List of the United States Army fire control and sighting ...

   en.wikipedia.org/wiki/List_of_the_United_States...

   This is a list of United States Army fire control, and sighting material by supply catalog designation, or Standard Nomenclature List (SNL) group "F".The United States Army Ordnance Corps Supply Catalog used an alpha-numeric nomenclature system from about the mid-1920s to about 1958.

6. AN/PSQ-20 - Wikipedia

   en.wikipedia.org/wiki/AN/PSQ-20

   The AN/PSQ-20 Enhanced Night Vision Goggle (ENVG) is a third-generation passive monocular night vision device developed for the United States Armed Forces by ITT Exelis.It fuses image-intensifying and thermal-imaging technologies, enabling vision in conditions with very little light.

7. List of military electronics of the United States - Wikipedia

   en.wikipedia.org/wiki/List_of_military...

   Night vision scope [170] AN/PVS-2: Starlight night vision scope [171] AN/PVS-3: Night Vision Sight, Miniaturized [172] AN/PVS-4: Night Vision Sight, Individual Served Weapon: AN/PVS-5: Dual-tube night-vision goggle used for aviation and ground support: AN/PVS-6: Binocular Mini Eyesafe Laser Infrared (IR) Observation Set (MELIOS) laser target ...