H-BEI Optical Bench Set - Physical Optics Experiment

Product Description -A large number of middle school and middle school physics laboratory equipment. -You can use this set of optical equipment to do optical experiments, and you can adjust different lights with your child. -It can show different aspects of the lens and light passing and bending to reflect and refract light. -Optical carrier made of durable ABS plastic. Made of environmentally friendly, high-quality and durable materials. -Easy to use by students or teachers, including clear and concise illustrated manuals. After assembly, install 2 AAA batteries (not included) Specification: Material: ABS plastic, acrylic, metal, electronic components Weight: 1 kg Package Included: Optical bench X1, blackboard with hole X1, whiteboard with scale X1, three-line light source X1, diffuse reflector X1, biconvex lens X1, imaging plate X1, convex lens focal length 5cmX1, convex lens focal length 10cmX1, concave lens focal length -10cmX1, light refraction reflection X1 , Semicircular glass brick X1, Rectangular glass brick X1, Triangular glass brick X1, Water-filled semicircular sink X1, F light source X1, Three small holes X1, paper scale board X1, reflector X1, biconcave lens X1, F-shaped imaging X1