Features 【Great Reflection & High Accuracy】This corner cube prism is designed for excellent reflection, significantly improving measurement imaging and accuracy, making it ideal for precise surveying tasks in tunnels, roads, and bridges. 【Optical Glass & Superior Quality】Made from high-quality optical glass, this prism enhances reflection ability with a full texture and clear, bright outside, ensuring accurate and measurements for construction and surveying projects. 【Wide Application & Versatile Use】This total station prism is suitable for measuring distortion and displacement in various settings, including tunnels, dams, buildings, and other fixed objects, making it a versatile tool for professionals. 【Long Lasting & Build】Crafted with excellent workmanship, this survey prism is sturdy and firm, resistant to damage, and designed for long-lasting use in demanding environments like road construction and bridge measurement. 【Easy Installation & Compact Design】With its compact size and lightweight design, this replacement prism is easy to install within minutes, providing convenience and efficiency for surveying and measurement tasks. 1. GREAT REFLECTION: This survey prism is designed for excellent reflection, largely improving the measurement imaging and accuracy. 2. OPTICAL GLASS: This prism uses optical glass, which enhances reflection ability, with full texture, clear and bright, making the measurement more accurate. 3. WIDE APPLICATION: Total station prism can be used for tunnels, roads, bridges, dams, buildings or some other fixed places or objects to measure distortion and displacement. 4. LONG LASTING: The total station prism has been through good workmanship, which is sturdy and firm, not easily be damaged, ensuring long lasting use. 5. EASY INSTALLATION: Comes with a compact size and a light weight as well, the prism reflector is very convenient to install within minutes. Specification: Item Type: Corner Cube Prism Material: Optical Glass Aperture: 0.2-1 Irregular Aperture: 0.1~0.3 Finish: 60/40 Comprehensive Angle: 2-8s packing list: 1 xCorner Cube Prism Package List 1 x Corner Cube Prism