An instrument used for reducing and enlarging the outline of a drawing, map or draft by means of adjustable arms.
Classification: Parts and accessories for surveying
NSN 6610-01-391-5092
NSN 5920-00-034-0940
NSN 5935-00-559-1204
NSN 5998-01-442-6866
NSN 5950-01-551-1202
NSN 6645-00-343-9919
NSN 6150-01-519-4536
NSN 5965-00-387-6880
NSN 6685-01-357-8473
NSN 6220-01-190-0627
NSN 4140-01-269-7911
NSN 6130-00-540-5305