Rainbow 3.5mm f1.6
http://cgi.ebay.com/ws/eBayISAPI.dll...m=301193065393

Computar 4mm f1.4
lens on ebay: http://cgi.ebay.com/ws/eBayISAPI.dll...m=301194172618

Computar 4.8mm f1.8
http://cgi.ebay.com/ws/eBayISAPI.dll...m=301193770401

Cosmicar 6mm f1.2
http://cgi.ebay.com/ws/eBayISAPI.dll...m=301192690731

Rainbow 6mm f1.2
http://cgi.ebay.com/ws/eBayISAPI.dll...m=301195930738