[easy to use]rotate filters to stimulate more creativity, and the prism can bring a unique and novel photography experience [feature]camera effect filter gives you multiple refractions of a single image depending on the focal length.lenses of different diameters can be converted through the adapter ring [applications]double sided fractals photography prism great for your movies, music videos, night photography, wedding photography, commercials, and more [material]photographic ghost effect filter is made of premium optical glass, with good clarity and transparency, sturdy and wear resistant [professional accessories]photographic ghost special effect filter is a practical photography tool to make your photos stand out without using any special effects or post editing software