An instrument having two coaxial centers, one inside the other. A telescope is attached to the inner center and mounted in such a manner that it may be rotated in vertical or horizontal arcs. The outer center carries the horizontal scale. The telescope and horizontal circular scale may rotate about the same axis, independent of each other, or integrally, as a single unit. The scales are read visually by means of verniers. The instrument is usually leveled by means of four leveling screws. It is used for measuring horizontal, or horizontal and vertical angles. Excludes transit, pocket.
Classification: Parts and accessories for surveying
NSN 5985-01-304-8855
NSN 6610-01-060-6952
NSN 5999-00-480-4068
NSN 6145-01-612-5803
NSN 5960-01-071-5342
NSN 5905-01-232-3338
NSN 5915-00-946-7769
NSN 7035-00-166-0339
NSN 5835-01-135-2601
NSN 5905-01-250-4956
NSN 5990-01-231-9608
NSN 5950-01-012-6866