<p>Just to update on the Rodenstock lens website, it appears Linos is now rebranded as Qioptiq with Photography info here:<br>
http://www.qioptiq.com/photography-cinematography.html<br>
Which now links to a dedicated Rodenstock website here:<br>
http://www.rodenstock-photo.com/en/<br>
Under the menu Products > Archive, here is Professional Analog Lenses & Filters and more in PDF docs:<br>
http://www.rodenstock-photo.com/index.php/en/service-support#download</p>