COSMEVIVI 2sets Classroom Set Concave Convex Lenses Physics Equipment Optical Lens Set for Students 7pcs*2

Features

• Physics teaching tools–good tool to show how different aspects of lenses and light passing through and bending, of multiple uses,glass optical lens
• Glass convex lens–light weight and compact size, the optical lens is easy to carry and store, feel the huge convenience of them,glass concave lens
• Optical lens for teaching–science teaching tools can stimulate students’ cognitive ability in physics, also can be a good helper in school teaching,clear optical lens
• Science teaching tools–made from glass materials, these optical lens are professional and for long period to use,experiment tools
• Optical lens kit–easy to use and clean, save your time and efforts to let satisfying using feeling,lens for physics teaching