Adjustable Prism Assembly - NPA61 T4B and the added feature on

and the added feature on the ruler

FDT3BGL: Caution: Buried Gas Line Below - 3" Wide

1 degrees and has push-button calibration

providing dust and water resistance for the laser device

The Heavy Calc Pro works in and converts between metric formats

Adjustable Prism Assembly - NPA61 T4B and the added feature onThe NWI Adjustable Prism Assembly is an essential part of your electronic distance measurement equipment set, reflecting transmitted light to the EDM total station for accurate and precise readings. The assembly consists of a prism in a 64mm canister, which is mounted offset on a holder to allow for position corrections and superior accuracy. The setup also includes a target plate assembly. The set mounts on 5 8"x 11" threads for compatibility with