2" Premier Prism Assembly
The SECO Premier Prism Assembly features a -30/0mm offsets that enables it to be used with Nikon, Topcon, Sokkia, and other total stations. The 62 mm copper-coated prism is encased in a heavy-duty canister with M20 threads, and features an accuracy of <5 seconds. The target size is 6x9" and the tilting holder is constructed of anodized aluminum. In addition, the height of the prism in the holder is 100 mm and -30/0 mm offsets. Also, the mounting base features standard female 5/8 x 11 threads.