Features 1、Optical Glass Material: Handheld split diopter is made of solid optical glass material, provide the value of clarity and transparency. 2、Foreground Cutting: When there is a cluttered background in the shooting picture, you can also use a refractive mirror to block in front of the lens to blur or beautify the cluttered background and improve the overall picture effect. 3、AGC Optical Glass: AGC optical glass are used for accuracy grinding and polishing to achieve good parallelism, uniform optical particles, fine optical adjustment, and the picture has texture to ensure image quality. 4、Features: A surprise prism gift as photography accessory to create cool refraction in photos. With this glass prism, you can shoot some interesting effects. I hope you can play more unexpected tricks in the scenes of people, scenery, night scenes, etc. 5、Widely Used: It can be applied to most shooting scenes, and it can be easily controlled with one hand to achieve multi directional hazy effects, special light spots, and axis shift effects. Specification Item Type: Handheld Split Diopter Material: Optical Glass Weight: Approx. 102g / 3.6oz Diopter: +2 Hole Position: For Arri Positioning Port Diameter: 79mm / 3.1in Package List 1 x Diopters 2 x Extension Handle 1 x Wiping Cloth 1 x Storage Box