2pcs Optical Glass Lens Physics Light Teaching Aids Educational Glass Lens
$ 6.99
DescriptionThis set of physics teaching tool is made of premium glass, safe and durable. It can help students learn and understand more specifically how to find the principle of light convergence. Thus, students can understand this physics principle faster.Features- Color: Transparent. - Material: Glass. - Size: 6.00X1.00X0.80cm/2.36X0.39X0.31 inch. - This item is a option experiment model, which is a good tool for teaching.- Digital control processing technology and precise size can ensure the accuracy of the optical experiment. - Light weight and portable, the optical lens is easy to carry and storage.- The product is well polished and does not hurt hands when used. - Fine workmanship and creative appearance ensure its popularity and practicality.