Mamiya 105-210mm ULD Lens on Phase One DF
My Mamiya 105-210mm ULD has worked for years without issue, I now upgraded to the Phase One DF and the lens will not show f -stops or function in any capacity.
The Mamiya 105-210mm ULD lenses, built prior to 2004, have internal components that will not work with the newer DF cameras. If your camera was built prior to 2004 or has a firmware version lower than "22" you should contact your local Mamiya Repair facility for service. The issue is known to the ...