
(Demo Use)(Grades 6th-12th) Study refraction and reflection using the laser ray box and 7 prisms in this economical set. Use the graduated circle printed on the set’s mat to measure angles of reflection and refraction. Set features double-convex, double-concave, trapezoid, rectangular, semicircular, right-angle prisms, mirror and a hollow semicircular prism to measure the optical properties of liquids. Includes a sheet of 14 light ray diagrams for reference.