DQL-2A Survey Instruments' Accessories Geology Metal Handheld Compass Specifications Damping time of needle 30~60s Graduation circle 0°~360° Dial ......
DQY-1 Geology Metal Compass with Mirror Specifications Damping time of needle 30~60s Graduation circle 0°~360° Dial scale 1° Precision of tubular ......
ADS109 mini prism with silver/copper coated with special adapter Specification: prism constant: 0 measuring distance: 1000m synthetic angle: ≤5'' ......
DT-2 2" high accuracy Topcon Style Digital / Electronic Theodolite for Construction Surveying Instrument,GEOALLEN Brand Specifications Telescope: DT.....
DT-2 2" high accuracy Nikon Style Digital / Electronic Theodolite for Construction Surveying Instrument,GEOALLEN Brand Specifications Telescope: DT-2A ...