Activity & Learning Toys

Physical Optics Experimental Equipment Set Parallel Laser Three-line Semiconductor Light Source Magnetic Concave and Convex Lens Parallel Light Source Magnetic Lens Physics Experiment Physical *Optical lenses have different shapes, which can better help students learn and understand how to find the principle of light convergence in a concrete and obvious way. Scope of application: Suitable for junior and high school optical classroom... Physical Optics Experimental Equipment Set Parallel Laser Three-line Semiconductor Light Source Magnetic Concave and Convex Lens Parallel Light Source Magnetic Lens Physics Experiment Physical