【High Clarity and Vivid Color】Made of high quality HD optical glass with multiple anti reflection coatings on both sides and a CNC machined frame, ensures no sacrifice in image quality and even more vivid color rending. The upgraded version has no hint of vignette effects and is optically perfect. The image on the screen is as natural, clear and precise as you want it to be.When using this filter, please turn off the video stabilization function to avoid distortion of the image. | 【2.40:1 Cinematic Aspect Ratio】Provides a 1.33x anamorphic squeeze, which can be unsqueezed into a 2.40:1 cinematic aspect ratio in the camera app. A wider field of view by 33% captures more of a scene than the standard lens and lets everyone become the director of life. | 【Cinematic Halo and Flare Effect】 This anamorphic lens creates retro brushed glare in bright light, making the whole image dynamic at night. The cinematic color flairs help to add some creative shots with your hero 9/10/11 Black for your work on TikTok, IG and Youtube. | 【Use with Camera APP】 Need to combine with Camera App to unsqueeze the footage captured by your Hero 9/10/11 black lens into a cinematic aspect ratio. Otherwise, it can't generate a 2.40:1 widescreen screen directly. | 【Fits Easily and Securely】 Just twist the standard lens and pull off, twist and push this NEEWER lens on. The lens is compact and fits perfectly to your hero 9/10/11 Black. Comes with a silicone lens cap and a small zippered carrying case for shooting with great ease.