SERVICE TEST OF TELESCOPE, OBSERVATION, PERISCOPIC, T-9

• Other Authors: ARMY ARCTIC TEST CENTER FORT GREELY ALASKA
• Format: Text
• Language: English
• Published: 1962
• Subjects: *PERISCOPES; *TELESCOPES; AZIMUTH; BINOCULARS; CONTAINERS; MAINTENANCE; MILITARY REQUIREMENTS; OPTICAL EQUIPMENT; OPTICAL INSTRUMENTS; OPTICAL SIGHTS; PERISCOPIC GUN SIGHTS; POLAR REGIONS; RELIABILITY; TEST METHODS; THEODOLITES; Arctic
• Online Access: http://www.dtic.mil/docs/citations/AD0277294; http://oai.dtic.mil/oai/oai?&verb=getRecord&metadataPrefix=html&identifier=AD0277294

Tests were con ucted to determine the suitability of the Observation, Periscopic, Telescope, T-9 for Army use under arctic winter conditions. The test telescope is a periscopic binocular theodolite with selective magnification of 1 or 20 power. It was concluded that the telescope should be suitable for Army use under arctic winter conditions when the deficiencies, and as many of the shortcomings as practicable are corrected. (Author)