TDR360 2" x 2" Yellow & Black Reflective Surveying Target Create a highly visible, permanent reference point for surveying, construction layout and monitoring applications with this self-adhesive reflective target. The 2" x 2" yellow and black checkerboard design provides a clearly defined aiming point for total station measurements while eliminating the need to set up a conventional prism for repeat observations. Key Features 2" x 2" (50 x 50 mm) reflective surveying target with a high-visibility yellow and black checkerboard design. Self-adhesive backing allows quick installation on suitable smooth surfaces for permanent or semi-permanent survey points. Durable, weather-resistant construction is designed for demanding construction and field conditions. Ideal for survey control, construction layout, monitoring and repeat measurements using compatible reflectorless total stations. Compatible With Trimble Total Stations and Scanning Total Stations Other total stations capable of measuring to reflective surveying targets