https://www.samdb.co.za/blogs/blog/2021/10/20/canon-revolutionises-180-vr-with-innovative-3d-vr-system-and-canon-rf-5-2mm-f2-8l-dual-fisheye-lens/
Canon Revolutionises 180° VR With innovative 3D VR System And Canon RF 5.2mm F2.8L DUAL FISHEYE Lens