Trimble Monitoring Prism with GNSS Mount — 62 mm Combine optical and GNSS observations at a monitoring location with a 62 mm prism assembly incorporating a GNSS antenna mount. Top and bottom 5/8-inch threads support installation within a compatible mounting setup, while a built-in bubble level assists with leveling the assembly for integrated monitoring applications. Key Features Combine measurement methods with an integrated GNSS antenna mount . Support optical observations using a 62 mm silver-coated prism . Connect compatible mounting components through 5/8-inch top and bottom threads . Assist setup with a built-in bubble level and a specified −40 mm prism constant . Compatible With Trimble total stations supporting passive prism measurements GNSS antennas and mounting accessories with compatible 5/8-inch threaded connections