optical plummet

optical plummet

A device on some transits and theodolites; used to center the instrument over a point, in place of a plumb bob, which moves in a strong wind.
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Tenders are invited for supply of hardware and chemical items-Dual ferquency globle navigational satellite system -DUAL FREQUENCY GNSS Receiver with in-built software and Software for data processing,GNSS Antenna,Antenna Cables along with Cable Caps,Height Measuring Device,Standard Battery Set (one set is of two battery),Charger (240V AC-50Hz),Tribarach with optical plummet,Tribrach adaptor,Spare power cable with caps,Operator manual for DUAL FREQUEY GNSS,Transport cases,Telescopic Tripod,Tripod Bag,Standard Tool kit,Carry case with shoulder strip for DUAL FREQUENCY GNSS,GNSS processing software,Controller
The NETH503 5" Theodolite has a 30x telescope with illumination, 360 degree full transit, digital reading of both horizontal and vertical angles, dual-side LCD display, photoelectric incremental encoder, optical plummet, alkaline or rechargeable battery pack selectable.
Lm10106 Having Accuracy 20 Second With Erect Image Using Prism Dark Blue Coated Lenses Optical Plummet System Embrdded In A Circle Of Pure Silver Steel Axis With Ball Bearing And Fibre Glass Carrying Case And Alluminium Triped Stand With Standard Accessories.
1) Heavy duty Tribrach with optical plummet and adjustable circular level vial.