Prism assembly systems are essential to the arsenal of surveying engineers and construction professionals, giving versatility and a variety of settings to help get more accurate data. Suitable for prism poles, the Northwest Instrument Adjustable Prism Assembly Single Prism Target with 0/-30 mm Offset NPA61 is built for durable and stable pole mounting.
This prism offset is sure to help attain more accurate data in measuring distances. As a retroreflector, the prism offset is often used with electronic distance measuring (EDM) instruments. The offsets correct a measured distance by altering the transmission of the light beams from the EDM. It also has a 5/8-inch x 11 thread size, making it easily compatible with most mounts, poles, triods, and more.
This particular Adjustable Prism Assembly Single Prism Target from Northwest Instrument features a single prism holder with tilt and a 0/-30 mm offset. Within the 64 mm canister that holds the entire system is a single prism target. Furthermore, the prism assembly, prism holder, and target plate assembly are all adjustable to fit the user’s needs.
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