Glass Prism Price Diy Reflection Prisms Equilateral Prism

Glass Prism Price Diy Reflection Prisms Equilateral Prism 

Optical glass prism DIY reflection prisms equilateral prism 50 mm x 50mm size. Product Description: This kind of optical glass prism can reflect seven-color sunlight .it can teach children to explore the mysteries of light, stimulate a child's thirst for knowledge, and improve the children's interest of understanding the magic world. Size : 50*50*50*50 mm‚ package included:1*optical glass prism