Designed for attaching a Sony Alpha DSLR camera to any of the Sky-Watcher 0.85x Focal Reducer/Correctors. Has a Sony specific mount on one side and a standard M48x0.75 (2" filter) female thread on the other side, so you can use this adapter ring to connect your camera to any accessory with a standard M48 male thread.
Please note that this adapter will only work with Sony's Alpha line of DSLR cameras. It is not meant for use with their other mirrorless/DSLR cameras.
Product carries two year factory limited warranty (within US/Canada only).