Feature: 1. Multifunctional: This elbow diagonal eyepiece allows for accurate measurements in steep areas, and the eyepiece can effectively measure any target at a distance from the instrument, as well as points and angles in any direction. 2. Excellent ABS Material: This elbow diagonal eyepiece is crafted with excellent quality ABS material to provide long term strength and continued use, durable enough to withstand harsh job site conditions. 3. Compact And Portable: This elbow diagonal eyepiece is small in size and light in weight, which is very convenient to carry and use. 4. Wide Application: This elbow diagonal eyepiece can be widely used in many industries such as subway, railroad, tunnel, dam, steep slope and so on. 5. Good Compatibility: This elbow diagonal eyepiece has good compatibility and can be used in for Southern, for Kolida, for Sanding electronic theodolite. Specification: Item Type: Elbow Diagonal Eyepiece Material: Optical Glass, ABS Applicable Models: For South, for Kolida, for Sanding electronic theodolite. Application Scope: Tunnel, Subway, Mine, Highway and Other Inspection Use: Widely used in subways, railroads, tunnels, dams, steep slopes and other industries.. Package List: 1 x Elbow Diagonal Eyepiece1 x Lid1 x Storage Box