1 Piece 100mm Optical Glass Four Sides Pyramid Shape for Optical Experiment Optics Instruments Rainbow Principle Research_HP

Description The glass pyramid can creat rainbow in the sunlight, works like and good optical effects. may be used to meditate, brightens up the energy and clears your mind. Clear crystal that refracts light, cheerful to gaze in the office, makes a nice desk ornament. Feature - Item color: As shown. - Material: Optical Glass. - Dimensions: 100mm. - The glass pyramid can creat rainbow in the sunlight, works like and good optical effects. - may be used to meditate, brightens up the energy and clears your mind. - Clear crystal that refracts light, cheerful to gaze in the office, makes a nice desk ornament. - Makes a great gift for any occasion! - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Included items: 1 x Pyramid Crystal