Prism 50mm Pack of 12
- Optical glass prism DIY reflection prisms equilateral prism 50 mm x 50mm size.
- 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.
- Improve the children’s interest of understanding the magic world.
- Size : 50*50*50* mm’ package included:12*optical glass prism
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