Laser Refraction Tank with Geometric Optics Board

Two essential light and optics teaching tools in 1 easy-to-convert desktop unit. A laser refraction tank and geometric optics board combination unit is an engaging teaching tool for reflection and refraction effects. Easily set up as a station for small group work or use for tabletop demonstrations. Compact, lightweight, and easy to store. Includes mirror, lenses, beam splitter, and instructions. Built-in laser (<5mW, 630-680 nm) operates on 2 AA batteries (not included).