DescriptionThe triple prisms are manufactured with premium material for durable and long-lasting use. Precise cuttings offer good reflections and color separation. It is easy to carry and can be used for optical physics experiment, teaching, learning, presentation, etc. Wonderful gift for children to learn physics spectrum.Features- Material: Glass.- Size: 2.50X1.50X1.50cm/0.98X0.59X0.59inch.- The triple prisms aremade of high class material, which is durable and excellent for long-lasting use.- Precise cuttings and wonderful detail design, offer good reflections and color separation, excellent performance.- It is easy to carry and can be used for optical physics experiment, teaching, learning, presentation.- Wonderful gift for children to learn physics spectrum, funny and interesting educational optical experiment triangular prisms.- Fine workmanship and fantastic appearance design will ensure the practicality and durability.