Archived posting to the Leica Users Group, 1997/05/20
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Tony Chang wrote: <I have been looking for a M 21mm f3.4 in good condition for a long time. <Recently, I found a 21mm f4.0 in excellent condition. The store is asking <for 2000usd (2 caps, metal hood, metal finder). Re: Price guide (for your information): SM only : 2.000 $ and bayonet convertible to SM : 1.000$ (lens only) A small hole (screw securing the bayonet) close to the back of a SM lens show a not original SM. <Since I am looking for the f3.4 version so I didn't buy it. I have a few questions and would like to <have anyone's opinions. <1. Is 21mm f3.4 optical performance better than f4.0? Re: Yes, specially for colour photography, sharper and less light fall off on border. <2. Is 21mm f4.0 more expensive than f3.4 because its SM and BM convertability? Re: -The 21mm/4 SM is more expensive because of scarcity.(1462 ex.)and because there is no other 21mm in SM. - -The 21mm/4 bayonet is less expensive because of quality. (5292 ex.) Lucien BELGIUM