Physical Optical Concave Lens with Rack, Plastic Teaching Tool

Package Include 1 x handheld convex len 1 x handheld concave len 1 x bracket Features - Material: Plastic Physical Experiment Optical Lens. - Size: 1400X750X750 cm/550X295X295 inch Optical Concave Lens Kit. - Color: Mainly black Handheld Optical Concave Lens. - It is made of for and use, excellent and , for long time use Optical Experiment Concave Lens. - Can be as great to children who are going to learn the principle of optics Physical Experiment Concave Lens. - Intuitive and specific, it is conducted to help students understand and learn physical optics Convex Lens Set. - Can be helpful for students to learn physics formula and the principle of light refraction, can experiment Teaching Physical Convex Lens. - Good for demonstrating optical principles and effects for students, learning about the properties of light Physical Optical Concave Lens.Goods DescriptionOptical Experiment Concave Lens Suitable for better demonstrating the optical knowledge to students.Physical Teaching Concave Lens This item is optical demonstrating concave lens model set, which is good tool for teaching.Physical Experiment Optical Lens The product is in simple design, but it is very useful and .Physical Optical Concave Lens Made of , it is clear and excellent to use

• Physical experiment concave lens-- it is made of for and use, excellent and , for long time use,physical experiment optical lens
• Optical concave lens kit-- light weight and portable, the optical concave lens set is easy to carry and convenient for storage,physical optical concave lens
• Physical concave lens-- the product can explain the knowledge of physical optics with experiments,physical convex mirror
• Teaching physical convex lens-- you can experiments and demonstrate optical principles and effects for ,handheld optical concave lens
• Physics teaching convex mirror-- can be helpful for students to learn physics formula and the principle of light refraction, can experiment,physical teaching concave lens