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 5990-00-202-5127
NSN 6240-00-265-6538
NSN 5930-00-845-7047
NSN 5925-00-055-9380
NSN 6105-00-957-9252
NSN 4140-01-197-0406
NSN 6685-01-041-4407
NSN 5935-01-043-3396
NSN 4140-01-491-2971
NSN 5950-01-095-6893
NSN 5935-01-211-4447
NSN 6645-00-108-6479