Archived posting to the Leica Users Group, 2005/01/12
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Resending this; the orig got blocked. ----- Original Message ----- From: "Seth Rosner" <sethrosner@nycap.rr.com> To: "Leica Users Group" <lug@leica-users.org> Sent: Wednesday, January 12, 2005 1:01 PM Subject: Re: [Leica] The Zeiss Choice > Bill Marshall wrote: > >> Overlooked IMO has been what's different about this product line. What's >> overlooked is the fact that all of the lenses wider than 35mm close focus >> to 0.5m (18") & the 15/2.8 close focuses to 0.3m (12"). No other RF >> lenses on the market to the best of my knowledge do this other than the >> Leica Macro-Elmar 90/4 - & this lens needs a special Leica >> Macro-Adapter-M to enable the body to focus down to 0.5m. > > Will someone tell me how often he/she has used a rangefinder camera to > focus to 0.5 m.? Many of you know that the DR Summicron is my favorite > lens. It focuses to 19" approx 0.5 m. I carry it - and the close-focus > "eyes" - with me all the time. I probably have not used the close-focus > capability three times in the last ten years. And unless I am again > missing something very big, why on earth would one want to focus a > wide-angle to 0.5m.? > >> Zeiss is correct when it says that it needed to design its own body to >> take advantage of the capabilities of these lenses. the Zeiss literature >> stresses the advantages of this camera for use with wide angle lenses. I >> believe that it is the close focusing capability that they are talking >> about. > > I am guessing that Zeiss has explained it all backwards: the whole "focus > shift" issue only becomes a real issue with wide-angle lenses. I think > they have made a big (marketing/promotion) deal out of focus shift to be > able to claim an advantage resulting from the wider rangefinder base. As > though Zeiss has just discovered how to correct > spherical aberrations. What nonsense. > > We need an enormous teapot to contain this tempest. > > Seth LaK 9