GOPRO HERO 11 : Field of View and Lens Options : r/gopro
GoPro various viewing angles illustrated (1080p) including narrow, medium, wide, superview : r/gopro
Lenses :: Telesin Max Lens Mod for Gopro Hero9 Ultra-Wide Angle 155˚ Additional lenses for GoPro9 can shoot wider angles. And shaking better. Max Lens Mod helps.