150 Degrees Wide Angle Lens 12mp For Gopro Sport Camera accessories hero3 

Feature:

 Wide Angle 150°Replaceable Camera Lens for HERO3

150 Degree Ulrta-Wide Angle

M12 thread interface Compatible with HERO3 and other camera that use a M12 (12mm inner diameter) lens holder.

This is not GOPRO original lens. However， this is of perfect quality.