Chrisl: I don't think I got your email request. Did I email you back? If not, send your info to firstname.lastname@example.org, and we can take it from there.
The Perkeo II came with a Color-Skopar lens--a coated Tessar type. Nice basic lens. It's as sharp as anything stopped down and is usable wide open. There are also some with the three-element Vaskar, which isn't as good, but is usually less expensive.