AdvantagesThis Jongsun diopter divided filter is a creative way to take your photos and give them a different feeling. Split diopter prism can bring a unique creative photography experience.FeaturesJongsun diopter divided filter a surprise prism gift as a photography accessory to create cool refractive effects on your photos. With this glass prism you can achieve interesting effects. In people landscapes night scenes and other scenes I hope you can play more unexpected tricks.MaterialHigh quality solid optical glass material which offers great value of clarity and transparency. Made from high quality optical glass and material it is wearresistant and can be used for a long time.Effect Jongsun split diopter camera prisms offer you multiple refractions of a single image depending on the focal length. The effect is different under different focus. It is recommended that the shooting opening range is between 2.8 and 7.0Flexible UseThis filter is only 77mm but other sizes can be achieved via an adapter ring. If you want a different size of adapter please search Jongsun adapter ring. If you cant find it please contact us.