Physical Optics Experiment Set Triangular Prism Laser-Lamp Convex-Concave Lens Group Scientific Equipment

An excellent toolkit for laboratory and physics teaching You can use this set of optical equipment for optical experiments Optical lens physics experiment kit Colour: as shown Material: ABS+glass Package Contents: 1 set x optical experiment kit (without AAA battery) Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.