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 6685-01-596-0519
NSN 5945-01-499-8125
NSN 6240-00-419-4301
NSN 5999-01-478-3974
NSN 5925-01-422-4569
NSN 5920-01-288-6241
NSN 6320-01-564-0893
NSN 6645-00-715-1531
NSN 6220-00-977-0822
NSN 6110-00-542-2202
NSN 5915-01-525-7731
NSN 5930-01-182-5618