With the lens having an effective range of 11cm to 75cm you use the ring to get the image as sharp as possible, and to assist, focus peaking using different colours helps you see on the camera screen what’s in focus.
Review: GoPro 13 Hero Black (Part 1)
It’s taken a while as the actual camera was released quite some weeks back now, but I finally have my hands on the new GoPro 13 Hero Black. Not only that, I also have the UltraWide and Macro Lens Mods.