DX: MVP Series Optical Triple Triangular Glass Prism Spectrum

Optical Triple Triangular Glass Prism Spectrum - White Product link: More options: Triangular prisms are used to disperse light, that is to break light up into its spectral components (the colors of the rainbow); It can be used to teach children to explore the mysteries of light, stimulate a child’s thirst for knowledge, and improve the children’s interest of understanding the scientific world. More Amazing shar