Archived posting to the Leica Users Group, 2010/04/24
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]The floating element is designed to promote consistently good focus along a distance range, which in the Nikon world made lenses that shot well at a distance shoot well close-up (since a lens can really only be optimized for one distance/repro ratio if the elements move as a unit). But since the current Summilux ASPH already seems to shoot better close-up than at a distance, is the floating element designed to fix the long-distance end? Dante On Apr 22, 2010, at 9:06 AM, Leonard Taupier wrote: > Actually Nikon introduced the floating element in the 24mm in 1967, their > first. Mine is a 1972 model which I had converted to AI in 1980 or so. I > still have that lens plus the AF version. I have most of the Nikon MF > lenses which were given new life with the release of the D700. > > I also have the 35mm Summilux ASPH which I plan to keep. > > Len > > > On Apr 22, 2010, at 1:53 AM, Chris Crawford wrote: > >> Floating elements are not new. My old Nikon 24mm f2.8D AF-Nikkor has them. >> So does my Olympus OM 85mm f2 and 50mm f2 Macro. The Olympus lenses are >> 25-30 yrs old and the Nikkor is 16. >> >> >> -- >> Chris Crawford >> Fine Art Photography >> Fort Wayne, Indiana >> 260-424-0897 >> >> http://www.chriscrawfordphoto.com My portfolio >> >> http://blog.chriscrawfordphoto.com My latest work! >> >> >> >> On 4/22/10 1:18 AM, "Frank Filippone" <red735i at earthlink.net> wrote: >> >>> 2 things to note..... first, New Leica lenses cost $5K+ >>> Second, it is no longer sufficient to have ASPH elements.... they must be >>> FLOATING ...... >>> >>> Floating is the new Leica Buzzword.... >>> >>> ( yes, I understand the issue of back focus.....) >>> >>> Frank Filippone >>> red735i at earthlink.net >>> >>> Another new toy to consider: >>> >>> http://leica-camera.com.ua/assets/Info_09_2010_LEICA_SUMMILUX-M_1.4_35mm_ASP >>> H._Engl.pdf >>> >>> >>> Product code: 11663 >>> >>> Approx. US$5,000. >>> >>> >>> >>> >>> _______________________________________________ >>> Leica Users Group. >>> See http://leica-users.org/mailman/listinfo/lug for more information >> >> >> >> _______________________________________________ >> Leica Users Group. >> See http://leica-users.org/mailman/listinfo/lug for more information > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information