Trimble® MultiTrack™ Active Target The Trimble® MultiTrack™ Active Target (MT1000) is a high-performance active robotic surveying target and 360 prism designed to maximize tracking reliability and measurement productivity with compatible Trimble robotic total stations. Combining Trimble Active Tracking™ technology with an integrated 360° surveying prism , the MT1000 provides dependable target lock, rapid prism acquisition, and precise measurements for demanding surveying, construction layout, monitoring, and integrated surveying workflows. It also functions as a passive 360 prism when active tracking is not required, providing versatility in the field. Key Features Active Tracking™ Technology maintains reliable prism lock with compatible Trimble robotic total stations. Integrated 360° Survey Prism with +10 mm prism constant provides accurate measurements from virtually any direction. Long Tracking Range supports active tracking up to 800 m and passive tracking up to 250 m under normal conditions. Integrated Surveying Ready with removable top cap for compatible GNSS workflows. Rugged Field Design with IP55 environmental protection and operating temperatures from -20°C to +50°C . Standard 5/8 x 11 mount fits common prism poles, tribrachs, and surveying accessories. Compatible With Compatible with Trimble S Series robotic total stations supporting Trimble Active Tracking™ technology. The removable top cap also supports Integrated Surveying with compatible Trimble GNSS receivers.