Features • Precision Measurement Technology: Designed with a 45-degree angle and +2mm constant, this double side reflector prism ensures highly accurate measurements for your surveying needs • Superior Optical Clarity: Crafted from premium optical glass, this prism provides clear and bright reflections, guaranteeing reliable results during surveying s • Versatile Application: Ideal for total stations, this reflector prism is for engineering projects in tunnels, subways, mines, and other challenging environments • Robust Installation Options: Suitable for various settings including tunnels, roads, bridges, and buildings, enabling effective distortion and displacement measurement • and Reliable Construction: Featuring a wear-resistant ABS plastic plate, this reflector prism ensures stable installation and long-lasting performance in demanding conditions Features: 1、SPECIFICATIONS: Double sides reflecting sheet prism, 45 degree angle design, with +2mm constant, and an effective diameter of 25.4mm. 2、OPTICAL GLASS: This reflector prism uses excellent optical glass, which is clear and bright, ensuring accurate and reliable measurement. 3、FOR TOTAL STATION: The 45 degree reflector prism is used for total station, suitable for engineering surveying in tunnels, subways, mines, etc. 4、INSTALLATION SCENE: This prism can be installed in tunnels, roads, bridges, dams, and buildings, used for distortion and displacement measurement. 5、ABS PLASTIC PLATE: The reflector prism adopts ABS plastic shell plate, which is wear resistant, scratch resistant, and stable in installation. Specification: Item Type: Reflector Prism Material: Optical Glass, ABS Constant: +2mm Effective Diameter: Approx. 25.4mm / 1in Application: Used for Leica total station engineering tunnel surveying Package List: 1 x Reflector Prism Package List 1 x Reflector Prism