A Must-Have Tool for Photography\r\n\r\nIf you want to take incredible photos, conduct basic optical research, or give as a gift to kids, friends, loved ones, etc., we highly recommend this high-quality K9 optical crystal photography prism set. It can manipulate light through refraction to form a kaleidoscope-like and rainbow-patterned effect.\r\n\r\nHigh-Quality K9 Crystal Prism Set\r\n\r\nEach of the RGB optical prism quadrants is made of high-quality optical glass that is not prone to fading and is durable, ensuring maximum usage for several years. The K9 crystal prism set is inspected by each QC team to ensure it is free from defects, distortions, color casts, or inclusions.\r\n\r\nMulti-Functional Use\r\n\r\nThis set is believed to purify our minds and absorb sunlight and moonlight as well. It can add light intensity and harmony to your living room or studio, and can also be used for decoration or education. As a way to show the rainbow and scientific physics education, crystal photography, and symmetrical fractal spectrum prisms.\r\n\r\nGift Packaging\r\n\r\nThis optical set includes: 1 x 55 mm crystal ball, 1 x 50 mm crystal prism, 1 x 50 mm crystal cube, 1 x 60 mm pyramid with the white gift packaging and velvet cloth. Truly a tool for spectrum education. If the sun is not shining, you can use a flashlight. Just place your prism so that the light shines through it, and it should dance rainbows on the opposite wall!\r\n\r\nGift Use for Students or Teachers\r\n\r\nIt can be used as a gift to children, students, teachers during the opening season, shown as a gift to Teacher's Day, Christmas, New Year, Birthday, or certain festivals. The exquisite decoration on any or table of multi-dimensional cubes can radiate a pleasant optical entertainment effect, and everyone will enjoy and be delighted.\r\n\r\nMaterial: Crystal\r\nColor: Transparent\r\n\r\nPackage Contents:\r\n\r\n4 x Optical Crystal\r\n\r\nOnly the above package contents, other products are not included.\r\n\r\nNote: Light reflection and different screens may cause the color of the product on the image to differ slightly from the actual color. The allowed measurement error is +/- 1-3 cm.