Activity & Learning Toys

Optical Experiment Model-Light Screen Concave Lens Instrument-Used for Students' Convex Lens Imaging Law, Junior High School Physics Optical Experiment Equipment Optical experiment: study the imaging law of convex and concave lens/determination of focal length Aluminum casting bracket with scale. This product has a guide rail length of 96 cm, which is lighter than the traditional optical bench. Size:... Optical Experiment Model-Light Screen Concave Lens Instrument-Used for Students' Convex Lens Imaging Law, Junior High School Physics Optical Experiment Equipment