„Äê7x Optical Magnification„Äë The lens attaches to the main camera of your phone and gives you 7x optical magnification. Adjust the focus by rotating the focus ring, and capture clear images of subjects miles away, ideal for wildlife, sports and landscapes „ÄêFits 17mm Thread Lens Attachment Only, NOT Included„Äë Twist it on 17mm threaded backplates of most phone case cage accessories(all not included) for quality photography and filming, compatible with SmallRig compatible with Kase compatible with Beastcage. It can attach to NEEWER PA006 PA011 PA023 PA024 cages for iPhone 15 14 Pro Max combined with PA018 and PA019 backplates, or other 17mm threaded lens mount plates for iPhone 16 Pro Max Plus. Note: NOT compatible with M mount/T mount „Äêmanual Focus Ring„Äë The premium professional HD optical glass ensures close up shots with high clarity. The 15 elements in 12 groups of the optical design works with the manual focus (MF) function for clear and stunning results „ÄêNote„ÄëBefore use, please clean the main camera and additional cameras of your phone. Vignetting may occur depending on phone models. In this case, please tighten the lens or zoom the camera magnification to 1.1x or more „ÄêNote„Äë For better stability and no shakes, please tighten the lens until there is no gap between it and the phone cage, phone case, or backplate. It is recommended using a tripod for clear shots