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Prisms
1504 Basic Swiss-Style Mini-Prism Set, 0 Constant
24-48 Hours
A basic 0 mm mini-prism system is ideal for close-range applications with a total station. Features red polymer holder and housing that are fiber reinforced for excellent wear and long-term performance. Four screw-on aluminum rods with 1/4-20 thread for achieving five (5) different fixed prism heights up to 50" (127 cm).
1504 Basic Swiss-Style Mini-Prism Set, -30 Constant
24-48 Hours
A basic 0 mm mini-prism system is ideal for close-range applications with a total station. Features red polymer holder and housing that are fiber reinforced for excellent wear and long-term performance. Four screw-on aluminum rods with 1/4-20 thread for achieving five (5) different fixed prism heights up to 50" (127 cm).
1700-B Fixed L-Bar 25mm MonPrism
24-48 Hours
NWi NPA11 Single Prism Package, Topcon Compatible
24-48 Hours
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 Topcon Compatible Single Prism Package NPA11 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, tripods, and more.
NWi NPA21 Single Prism Package, Sokkia Compatible
24-48 Hours
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 Sokkia Compatible Single Prism Package NPA21 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, tripods, and more.
NWi NPA31 Single Prism Package, Nikon Compatible
24-48 Hours
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 Nikon Compatible Single Prism Package NPA31 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, tripods, and more.