Mini Crystal Glass Prism Cube, Optical Glass RGB Dispersion Prism X-Cube for Physics Teaching Art Decor Photography Prop, 15*15*15 mm No bubbles, distortions, or inclusions, excellent quality. Each piece is carefully inspected and no scratches are allowed. Size 0.6*0.6 inches (1.5*1.5 cm), If the sun is not good, you can use a flashlight. Just adjust the prism's position so that light passes through it, and a rainbow will dance on the opposite wall! A beautiful decoration on any surface or table, multidimensional cubes can bring distraction and fun to anyone. Glass cube prisms are excellent for teaching optics, science experiments, and photography. Perfect for children to explore the color spectrum or add effects to photos. Prism photography is a great gift for photo enthusiasts and is a fun way to add creative effects to your photos. From rainbow effect colors to dreamy looks and reflections, a prism's ability to bend light can create stunning effects. You can even use it to remove unwanted elements from your photos. Prism, six-sided light 15*15mm Note: The data are all manual measurements, please allow 1 - 3 cm error, due to the difference in light and display, there will be some color difference, subject to the physical object received. Delivery quantity: (according to the main picture)