Originally Posted by pingflood 
Ah yes, forgot about the J-9... it was always on my M42 list in the past.
The Auto-Rikenon is a new one to me. What do you like about it?
Here is the link to my review. The sample pics should show what I like. I should probably update my rating from 7 to 8.
PentaxForums.com Third-Party Pentax Lens Review Database - Auto-Rikenon 50mm f/1.7 (m-42)
Steve