Ciieeo 1 Set Professional Concave Convex Lens for Physics Experiments Optical Teaching Tools for Student Labs Classroom Demonstrations

Package List 2 pcs x 1 Set Physical Optical Lens Features - Material: Glass+Plastic Physics Teaching . - Size: 13.50X5.50X4.50 cm/ 5.31X2.16X1.77 inch Concave Lens. - It is great teaching tool for school, learning about the properties of light Optical Lens. - It is explain the knowledge of physical optics with experiments Physical Optical Lens. - and unique design, workmanship, convenience to use Physical Convex Lens. - ColorBlack Physical Optical Experiment - It is made of plastic and glass material for and practical use Convex Lens. - Also a great present to who are interesting in physical optics knowledge Physical Teaching Equipment.Goods InformationOptical Lens Excellent tool for students learning about the properties of light, which is tool for teaching.Physics Teaching This physics optical lens set is made of , and .Convex Lens It can help students learn and understand the principle of light convergence

• Concave lens--this item is a option experiment tool, which is great for teaching,physics teaching
• Physical optical lens--used in scientific experiments and classroom teaching tool, also a great ,physical convex lens
• Optical lens--easy to use, better demonstrate the optical principles and effects, easy to use,convex lens
• Physical teaching equipment--smooth surface, it can be mounted or disassemble from the base, easy to use,optical lens
• Physical optical experiment--it is made of plastic and glass material for and practical use,optical lens