Seems to be working ok despite some internal fungus. Tested on Pentax K1. Manual focus, needs a suitable Adaptall mount adapter for whichever camera system you are using. There is a little bit of lens creep but not too bad.
More info from Pentax Forums - https://www.pentaxforums.com/userreviews/tamron-adaptall-2-80-210mm-f-3-8-4...
Collection only, Sunniside NE16
Tamron Adaptall 80-210mm Lens (Sunniside NE16)
To reply to this post, please log in or sign up.