Nikon 28mm f2.0 (believe to be AI) works on my Nikon D90 in M mode, $275 to USA or Canada (shipping and paypal included). Price taken from eBay's complete listing (http://www.ebay.com/sch/i.html?_nkw=...&LH_Complete=1). Front and back cap not included. Metal hood included. Let me know if you need to have more pictures/information.


Pictures of lens:
https://lh4.googleusercontent.com/-z...0/DSC_1710.jpg
https://lh4.googleusercontent.com/-Y...0/DSC_1674.jpg
https://lh5.googleusercontent.com/-Y...0/DSC_4386.jpg


Information about lens:
http://www.kenrockwell.com/nikon/28f20ai.htm


Pictures taken with lens:
http://yaelstuff.files.wordpress.com...9/dsc_2625.jpg
http://yaelstuff.files.wordpress.com...9/dsc_2628.jpg
http://yaelstuff.files.wordpress.com...9/dsc_2630.jpg
http://yaelstuff.files.wordpress.com...9/dsc_2596.jpg
http://yaelstuff.files.wordpress.com...9/dsc_2668.jpg
http://yaelstuff.wordpress.com/tag/nikon-28mm-f2/