Item Type: Photography Prism Crystal Material: Optical Glass Product Size: Approx. 5 x 5 x 5cm / 2.0 x 2.0 x 2.0in Weight: Approx. 374g / 13.2oz Package List 1 x Photography Prism Crystal 1 x Sponge Handle 1High Definition: Made of high quality optical glass material, it provides high definition and transparency, and the edge is polished. 2Usage Tip: you want multi color, use direct natural sunlight. The spectrum of artificial light, especially LED flashlights or LED and fluorescent bulbs, may be very limited or not. If your lens focus is a little crazy, remember to switch to manual. It is recommended to use a lens more than 50mm, and more than 70mm is better. 3Camera Prism Photography: It's a good idea to add some attractive effects to photos, movies or videos. For example, dreamy appearance, beautiful reflection or halo, you don't even need to use post software. 41/4 Thread: It can be installed on the bracket or tripod to accurately locate the prism or place it in front of the lens, so that you can free your hands when taking photos. 5Nice Gift: As a surprise prism gift for photography accessories, create cool refraction in photos. It can also be used as a gift for children to create a light effect for teaching spectrum.