How to Photograph Through a Prism Place the prism up close to the lens in the area of the frame where you want the effect to be. Then move and rotate the prism slowly to investigate the effects you can create and how to get them. Application: Create this cool Rainbow effect. Hide some unwanted element in your photo by the reflection, rainbow, or extra light Create Mirror, Ghost and Dreamy images Notice: When you want the rainbow color, please use direct natural sunlight. Artificial light, especially LED flashlights or LED and fluorescent bulbs maybe just have a very limited spectrum, not even. If your lens gets a bit crazy trying to focus, remember to switch to manual. It is recommended to use a lens of 50mm or more, more than 70mm is better Features: With female 1/4 inch thread, easy to mount the prism on a stand or tripod so that you can hold it in front of the camera lens and adjust the position of camera, prism, and the light-source in order to acquire the refracted lights & effects. Specification: Shape: Ball Material: K9 optical glass Net weight: 10.16oz Diameter of Ball: 60mm / 2.36inch Shape: Triangular Material: K9 optical glass Net weight: 6.5oz Each side dimension: 30mm / 1.18inch Length: 130mm / 5.12inch Shape: Cube Material: K9 optical glass Net weight: 11.46oz Each side dimension: 50mm / 1.97inch Package contains: 1 x Prism Crystal Ball 1 x Triangular Prism 1 x Prism Cube 1x Cleaning cloth