Vicdozia 150 Degree Wide Angle Camera Lens Replacement for GoPro Hero 4 3 3+ Xiaomi Yi Cameras Replacement Lens for GoPro Hero 4 3+ 3 camera, Xiaomi Yi. Viewing angle: 150; Pixels: 12 millions; Focal distance (cm): 2.6; Aperture range: F2.8 Great replacement for your damaged, cracked, marked or dirty lens. This lens is with high quality hard glass. It allows more of the scene to be included in the photograph and performs very well. Package Include: Wide Angle Lens x 1; Lens Cover x 1; Base Mount x 1