Seco Walleye™ Prism System The Seco Walleye™ Prism System is a heavy-duty, long-range prism solution designed for demanding surveying, construction, and monitoring applications. Built to accommodate a full-size 62 mm prism , it is ideal for extended-distance measurements or applications requiring enhanced signal return. A built-in rain hood helps protect the prism from debris and moisture, ensuring consistent performance over long measurement cycles. Engineered for flexibility and precision, the system features a -40 mm prism offset (±2 mm adjustment range) and allows pivoting in two axes for accurate alignment in complex setups. The rugged L-bracket includes a large mounting base for versatile surface installation, while a 5/8" x 11 adapter ensures compatibility with standard survey poles and systems. It is also compatible with all M20 screw-in prism canisters , allowing configurable setup options. Key Features • Designed for full-size 62 mm prisms for long-range applications • -40 mm prism offset (±2 mm adjustment range) for precise configuration • Dual-axis pivoting for flexible alignment and setup • Integrated rain hood to protect prism from debris and moisture • Heavy-duty L-bracket with multiple mounting options • 5/8" x 11 adapter for standard pole compatibility • Compatible with M20 screw-in prism canisters • Stainless steel locking components for secure field adjustment