New filter Drawer with a thickness of 29mm that can be used for carrying 2” filter and connecting ASI cooled cameras to Nikon Lens.
It is compatible with all ASI cameras with 17.5mm back focus distance (except ASI GT series)
It can be used with all ZWO 2” filters, including the duo-band filter, narrowband filter, IR-cut filter, etc.
Thread of the interface: M42*0.75.
You’ll need use a M54M-M42F adapter (0mm) to connect the filer drawer to the full-frame camera.