Optical plummet
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 5895-01-572-9521
NSN 5990-01-421-3325
NSN 5895-00-059-7516
NSN 5920-01-327-0663
NSN 6650-01-474-0249
NSN 5945-01-502-5961
NSN 4140-01-187-6922
NSN 5920-00-405-8469
NSN 5975-01-102-0395
NSN 5905-01-223-3048
NSN 6110-00-606-9297
NSN 5930-01-398-0277