Eperience Mesmerizing Optics and Science With our premium quality 4pcs K9 crystal optical prism, witness the breathtaking phenomenon of light refraction. Split of light into perfect angles, creating striking and vibrant rainbows or halo effects. A fun, eciting and educational review of the physics, this prism is a perfect science tool.Capture Unique Photography Effects Elevate your photography skills with our clear glass prism. Impressively useful for photographers, it adds a fantastic flare of rainbow lights to your pictures, without the need for any editing, enhancing the overall visual delight of your .Designed for Safe and Interactive Learning Boasting round edges, our prism is notably safe for handling, especially when used by young learners. Its an eceptional tool for teaching about nature of light and how to create rainbows, making science education fun and engaging., Portable and Gift Ready Our 50mm prisms 4pcs pack are convenient to carry, perfect for onthego photography or travel adventures.ColourtransparentMaterialcrystalSizeAbout 30 30 30 50mmPackage Contents4 Clear Triangular PrismOnly the above package content, other products are not included.Note Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 13cm.