What cameras is the Sky Watcher focal reducer/corrector's compatible with?

Q. What cameras is the Sky Watcher focal reducer/corrector's compatible with?

A. The Sky Watcher focal reducer/corrector's is compatible with Nikon or Canon DSLR's with the Sky-Watcher adapters but unfortunately they cannot be used on any other manufacturers cameras. 

The Canon adapter is the Sky-Watcher M48 Canon Adapter

The Nikon adapter is the Sky-Watcher M48 Nikon Adapter.