"Max Perl" wrote:
\ For a 6x9 system I acquired a 180/5.5 Tele-Xenar and a 65/6.8 Angulon.
The Tele-Xenar is Linhof branded.

If we assume I am lucky to have some good samples what are the max.
performance these lenses can deliver?

My guess is that both would be excellent.

When I do some google search most go for the Tele-Arton, Apo-Symmar's,
Super-Angulon's etc.
What apertures are best to use to get best corner sharpness? 22?

Any sources where I can see to test images where these lenses has been
used?

Here's some stuff...

http://www.hevanet.com/cperez/index1.html

Especially: http://www.hevanet.com/cperez/test/AngSSXL.html

There's lots of great info on Chris P's site.
http://www.hevanet.com/cperez/index.html

David J. Littleboy
Tokyo, Japan