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 6150-01-577-1536
NSN 6650-00-187-5388
NSN 4140-00-269-8545
NSN 6620-00-922-1099
NSN 5998-00-400-7682
NSN 5990-01-145-2878
NSN 6685-01-551-6686
NSN 5935-00-419-5561
NSN 6610-01-323-9426
NSN 5905-00-895-3745
NSN 6645-01-591-1758
NSN 5965-01-649-8136