QKOO 15X Macro Lens for GoPro Hero 9 Black/Hero 10 Black/Hero 11 Black Sport Action Camera Close-Up Filter for HERO9 HERO10 HERO11 Black (Directly Replace The Standard Protective Lens On Your Camera) :
GoPro HERO9 has interchangeable lenses: Introducing Max Lens Mod - techAU
Camera Lens Replacement Cover (HERO11 Black) | GoPro
How to Replace GoPro HERO5 Black Lens Cover
Use Your Own Lenses on GoPro Cameras! - BACK-BONE
Max Wide Lens Mod - HERO11 Black Action Camera | GoPro
Use Your Own Lenses on GoPro Cameras! - BACK-BONE
Change the lens on a GoPro - Tips and Tricks - Photos-tips