Vics
Veteran
I bought the Amadeo Contax to Leica-M adaptor for my Sonnar 50/1.5, and found out that it works fine on the W-Nikkor 35mm 2.5. I frame with a very nice CV 35mm shoe accessory VF. I'm sure there must be a focus error up close and wide open, but I haven't come across it.

Polish Day Parade, 5th Ave. by Victor Ross, on Flickr

Polish Day Parade, 5th Ave. by Victor Ross, on Flickr