Activity & Learning Toys

Physical Optics Experimental Equipment, Concave-Convex Lens and Large Optical Bench, for Light Source Small Hole Imaging Experiment, Complete Teaching Equipment Optical bench kit: scales are marked on the guide rail to facilitate viewing and summarizing the rules. It is not only a set of physics teaching experiment equipment, but also a for children's scientific exploration. Covered content: small hole... Physical Optics Experimental Equipment, Concave-Convex Lens and Large Optical Bench, for Light Source Small Hole Imaging Experiment, Complete Teaching Equipment