Vicdozia 2.5mm Replacement 170 Degree Wide Angle Camera DV Lens for Gopro HD Hero, Hero 2 3, SJCAM SJ4000 SJ5000, HS1177 Runcam Swift FPV Cameras Compatible with GOPRO HERO, HERO 2, HERO 3, SJCAM SJ4000, SJ5000 series, HS1177, HS1199, HS1190, Runcam Swift Flight FPV Quadcopter Racing Drones Cameras etc. Please Noted, this lens NOT for GoPro Hero 3+(plus) / Hero 4 / Hero 5! 2.5mm Replaceable Ultra-Wide Angle/M12 Thread Interface Camera Lens. Size: 1/2.5"; Viewing Angle: 170 ; Focal Length: F2.65 mm; Aperture Range: 2.8. This lens is with high quality hard glass and tough metal. It allows more of the scene to be included in the photograph and this ir block lens performs well during the day. If you have any quality issue or any requests, please do not hesitate to contact us. Package Include: Wide Angle Lens x1; Lens Cover x1; Base Holder x1.