Laser Refraction Tank with Laser and Batteries
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A self-contained unit to measure and study refraction of light. Incident and refractive rays are easily seen and measured. Refraction of light can be studied easily with the help of a built-in laser as a light source, which revolves and can be fixed at any point around a circular graduated scale. With leveling screws to level the water in the tank. Batteries included. Comes with a Teacher's Guide and reproducible Student Handout.
|Teacher's Guide||Coming Soon!|