Check the listing for details. Basic Surveyor Compass 0-360 degree Brass Mix Working Survey Prismatic Compass. Condition: New. Listed at 149.65 USD. Basic Surveyor Compass 0-360 degree Brass Mix Working Survey Prismatic Compass w/ AL Tripod 0-360 Degree graduated Description : This Prismatic Compass is a fully functional Prismatic Surveying Compass and yields reasonably accurate results. It comes with an aluminum tripod and canvas cases. The design of the Prismatic Compass allows the user to simultaneously view the object being sighted and its magnetic heading with approximately 1/2 degree resolution. The compass case and lid is solid brass with a black powder coating. The compass can be threaded onto the lightweight surveyor ''s tripod with a ball and socket head using standard 3/4 inch x 24 threads. The compass measures 4 Inches in diameter, When mounted on its tripod, the height of the compass is adjustable from a minimum height of 60 inches tall. This compass is accurate with a resolution of about 1/2 a degree. Both the compass and tripod come with canvas cases.