It can be rotated according to the direction of the phone lens. The 2.4:1 film size and ratio can change the horizontal viewing angle by 33% and keep the vertical angle constant. 17 mm THREAD With universal clips, it's easy to assemble and use, and you can use it on rig gimbals or on all devices for smartphones. The anamorphic lens is the holy grail of filmmaking. Sweet horizontal flares and widescreen, letterbox looks. The 1.33x design brings a 2.4:1 organic look and feel. It is like shooting a wider focal length in the horizontal direction and a longer focal length in the vertical direction. Used in conjunction with the Cinematic Pro camera app to decompress images as they are captured. The anamorphic lens is available for iPhone, Pixel, Samsung Galaxy, Xiaomi, Meizu, HTC, Nokia, LG, Motolora and OnePlus Google phones. The product consists of a lens and an aluminum clip. Screw interface: 17mm Structure: 2 pieces 2 groups Maximum diameter: 30X33mm Package Included 1 * 1.33X anamorphic lens 1 * lens clip 1 * Cleaning cloth Note: Please download the Cinematic Pro or Moment App camera app to extract images when downloading videos and photos. Weight: 70g+ including box