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 5855-01-378-1888
NSN 5975-01-080-4914
NSN 6320-00-149-7570
NSN 5996-00-553-7348
NSN 5855-01-604-4161
NSN 5910-00-849-4484
NSN 6150-00-058-8669
NSN 5990-00-972-1404
NSN 5910-01-219-4161
NSN 5950-01-142-9591
NSN 5930-01-446-1543
NSN 5975-01-483-1515