Hi Steve,
you can try this guy
http://www.tan14.com/gears.htm
His name is Peter and he can make custom made adapters for your VC200L. He sells VC200Ls in HK and has made two adapters for me to use them betwen a VC200L with a focal reducer and my QHY8 camera. It costed me $70 with shipping for both.
cheers,
Mike