Thanks for pointing out my mistake. I was trying to remember when writing the post, whether it was a 75 or 80 but was too lazy to dig it out of the closet to check. It is in fact the 75mm f/2.8 MC lens, as shown here: on my web site.
Originally Posted by lxdude
You mentioned the 80-do you mean the 75 or are you talking about the SQ lens?