SECO Double Right Angle Prism (4900-00)

The SECO Double Right Angle Prism is used to accurately determine 90-degree angles (perpendicular lines) between two points within line of sight. The double right angle prism provides surveyors, field crews, construction workers, and engineers with a simple, yet precise method of locating and aligning perpendicular lines (right angle points) during layout, leveling, and measurement processes. 

Features:

• Double right angle prism
• Foresight viewing glass
• Large area of view
• Center lens permits foresight viewing
• Step off angles of 90° and 180°
• High quality construction
• Includes carrying case

MPN: 4900-00