Re: SMC Fish-eye 8.4mm f2.8?

[Michel Carr�re-G�e]

Alan Chan a �crit :

http://page2.auctions.yahoo.co.jp/jp/auction/b48999349

Anyone ever seen this before? It looks like an A series design except 
w/o 'A' (see the focusing rubber).

This lens is described by Dario as prototype:
http://www.aohc.it/proto2e.htm
*...
SMC Pentax 8.4mm f/2.8 Bird's Eye (circa 1982)*
A circular fish-eye lens. Maybe introduced at Photokina 1982. No data 
available.
....

Michel