This kind of optical glass prism can reflect seven-color sunlight. 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 magic world.
- Great prism for teaching
- Show your kids a rainbow
- Can be also a toy for kids
- Side Length: Approx. 1.5 inch / 4cm
- Prism Length: Approx. 7 inch / 18cm
- Material: optical glass
- 1 x Triple prism