Eisco Labs Double Concave Acrylic Lens; 86mm Length, 20cm Focal Length
Eisco Labs Double Concave Acrylic Lens; 86mm Length, 20cm Focal Length
The double concave acrylic lens is ideal for use in studying optics. The clear acrylic lens with concave edges on both sides is a great tool for studying the properties of light in a kinesthetically and visually effective manner.