Feature

●Tunnel prism diameter 25.4mm, offset 8.92mm
●Mini Prism Surveying 5 Second Angle Accuracy
●Measurement distance: When the weather is good, it will be more than 600 meters and 1,100 meters
●Leica 90 Degree Mini Prism Copper Coated Prism
●L Bar Mini Prism Surveying 90 Degree Angle, Aluminum Holder and Housing


Description

Surveying Tunnel Prism consists of a 1" surveillance prism held in a waterproof aluminum housing and sturdy aluminum L bar holder. The weight of the mini prism is 0.45 lbs (0.20 kg) and the height is 3.5". The L bar is 0.38" x 3" (10 x 76mm) with a 3/8" wide screw hole and a 1/3" hex wrench for adjustment. Hope you will love it.