15pcs Optical Experiment Lens Physics Teaching Tools Triangular Semicircular Rectangular Glass Lenses for Science Demonstrations and Learning Refraction Principles

Package Include 15 x Optical lens Features -Material: Glass Physics Teaching Tools -Size: About 6x3x1cm / 2.36x1.18x0.39in Optical Experiment Lens -Color: Transparent Optical Experiment Glass Lens - Made of glass, professional and , and easy to clean Physics Demonstrator Equipment. - the refraction formula to students&x27; understanding of calculating the refractive index Triangular Lens. - Used in scientific experiments and classroom demonstrations. for use Transparent Glass Lens. - The is and teaching related knowledge Physics Teaching Equipment. - Visually demonstrate the refractive index of light in glass Rectangular Lens.Goods DescriptionPhysics Demonstrator Equipment It can stimulate students&x27; cognitive ability of physics and is a partner of school teaching.Optical Experiment Lens This is a learning tool used to understand the principle of light refraction more intuitively

• Optical experiment glass lens:intuitive and specific, it is conductive to help students understand and learn,optical experiment lens
• Physics teaching tools:made of for and practical use,semicircular lens
• Rectangular lens: processing technology and precise size can ensure the accuracy of the optical experiment,physics teaching equipment
• Physics demonstrator equipment:the is and teaching related knowledge,optical experiments tools
• Transparent glass lens:can be as a great present to who are learn the principle of light refraction,triangular lens