OUNONA 5 Piece Optical Lens Kit Semicircular Triangular Rectangular Lenses for Physics Experiments and Classroom Teaching

Package List 5 x Optical lens Features -Material: Glass Optical Experiments Tools -Color: Transparent Optical Experiment Lens -Size: About 6x3x1cm / 2.36x1.18x0.39in Physics Demonstrator Equipment - Can be as a great to children who are going to learn the principle of light refraction Triangular Lens. - Intuitive and specific, it is conductive to help students understand and learn Physics Teaching Tools. - Can be helpful for students to learn physics formula and the principle of light refraction Physics Teaching Equipment. - Glass material, all around the grinding processing Rectangular Lens. - Made of for and use Semicircular Lens.Goods InformationSemicircular Lens Made of glass material, it is clear and visual to see of light.Optical Experiments Tools This item is a set of optical demonstrating model, which is a good tool for teaching.Optical Experiment Lens Suitable for better demonstrating the light refraction to students

• Rectangular lens-- processing technology and precise size can ensure the accuracy of the optical experiment,physics teaching equipment
• Triangular lens--used in scientific experiments and classroom demonstrations, for use,transparent glass lens
• Optical experiment glass lens--intuitive and specific, it is conductive to help students understand and learn,physics demonstrator equipment
• Optical experiments tools--made of glass, professional and , and easy to clean,semicircular lens
• Physics teaching tools--preferential and reliable quality, the optical experiment tools for teaching,optical experiment lens