Buy from Amazon.com : http://fave.co/1BPkpu4 <br /><br />Nippon Kogaku Japan Nikon 50mm f/1.4 f1.4 Nikkor-S non-AI manual focus lens<br /><br />Product Description : <br />This lens was made by Nippon Kogaku Japan <br />In case you dont recognize the name this company became Nikon <br />50mm f14 non-AI lens