Has length of 6.720 in., width of 1.750 in. And height of 6.400 in.; uses micrometer scale reading system, direct reading to 1 min of arc within plus or minus 30 sec; the horizontal circle vernier graduation unit is -10 to +90 degrees
An optical instrument consisting of a sighting tube and a quadrant scale plate, used to ascertain the angle of elevation of an object.
Classification: Levels (surveying)
NSN 5835-01-229-6964
NSN 5930-00-050-8622
NSN 6220-01-464-2946
NSN 4140-00-753-9204
NSN 4140-00-606-8656
NSN 6685-00-956-0121
NSN 5935-01-265-1111
NSN 6240-01-355-3512
NSN 5915-00-456-3448
NSN 5835-00-216-4568
NSN 5935-01-534-4737
NSN 5895-01-054-3303