4pcs 23mm Dichroic Cube Defective Rgb Optical Prism Teaching Diy Decoration

Specification: Type: Prism Color:RGB Material:Optical Glass Size: approx.23*21*21mm Quantity:4Pcs Weight:approx.123g Feature: 1. Can be use as a decoration or to research. 2. Can be used to research the refraction and dispersion of the light, and make a thorough inquiry of the forming of the rainbow. 3. Let the children receive an initial refraction of light perception experience, stimulate children's curiosity and exploration of the heart. 4.Suitable for optical teaching,Early Childhood Education,etc. Package included: 4X Prism