H. I. compatible with sokkia, topcon, pentax, nikon, and other leading manufacturers.Two offsets (30 / 0mm) are included.Silver or copper coating available.Holders available in orange, yellow, black a

Specifications:1) Size range:8 - 100mm2) Diameter tolerance: +0/-0.1mm3) Angle tolerance:24) Surface quality:60/405) Chamfer:0.1 - 0.2mm6) Material: BK7

The Triple Prism Assembly is made from yellos polycarbonate with metal inserts and an aluminum yoke.It holds one or three prisms, is compatible with most screw-in prisms, and has a 0, -30 prism offset

H. I. and offset are compatible with leica instruments.Prism ground to most exacting standards. Copper coating included.