Optical axis incremental encoders; selectable lcd digital readout; 4 power finder telescope
No other part numbers with same form, fit, and function found.
A telescopic instrument used in determination of wind direction and speed by optical tracking of free moving balloons. Two telescopes are generally provided, one for finding the object and the other for tracking. Sighting through the scopes is by means of right angle eyepieces. Vernier scales are used for fine reading of the horizontal and vertical circles. Some instruments are designed with auxiliary devices for plotting the observed positions at the time of observations. Illumination may be provided for observations at night. Excludes transit and transit, pocket.
Classification: Parts and accessories for surveying
NSN 7035-01-600-5650
NSN 6135-01-487-6275
NSN 5960-00-252-6274
NSN 2925-01-172-9209
NSN 5930-00-233-7527
NSN 5996-00-213-7121
NSN 5895-01-602-4085
NSN 5965-01-374-2376
NSN 6685-01-426-1490
NSN 5930-01-090-2482
NSN 5960-00-081-1937
NSN 5855-01-592-3128