Main telescope 21 power right angle elbow; lcd digital readout; accuracy and resolution to 10 arc seconds; rs232-c serial port; cross wire and readout night illumination
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 6320-01-215-6459
NSN 6240-01-647-3790
NSN 6240-01-032-7095
NSN 7035-01-024-9511
NSN 6610-00-331-3460
NSN 5920-00-340-3002
NSN 6685-00-805-9269
NSN 6130-00-952-1803
NSN 5975-01-457-7941
NSN 5975-01-415-2357
NSN 5930-00-321-5373
NSN 6130-01-565-7656