Our RGB magic optical prism cube crystal is a cube made of colored glass panels, which can manipulate light through light refraction to form a kaleidoscope-like pattern. With its exquisite and unique design, even if you are in the same place, you can enjoy various colors from different angles; a truly great visual experience Trichroic prism Size 1*1 inch (2.5*2.5cm),nw 39g,please pay attention to the size, it's small.The glass panel is not easy to fade and scratch resistant, thus ensuring maximum use in the next few years.Packed in a nice gift box,which is perfect as a gift for anybody you want to share If the sun isn't shining, you can use a flashlight. Just position your optical glass prism so that the light shines through it, and there should be rainbows dancing on the opposite wall!The exquisite decoration on any surface or table of multi-dimensional cubes can bring distraction and fun to anyone The compact design allows you to carry the rainbow prisms cube with you, or even put it in your pocket. Take it out and exude a pleasant optical entertainment effect, everyone will enjoy and be fascinated Glass cube prism ideal for teaching of optics, science experiments, and for photography.Suitable for anyone to explore colorful spectrum or to add effects to your photos 25mm Optical Glass X-Cube Prism RGB Dispersion Prism Physics and Decoration Light Spectrum Educational Model Photography Props