Archived posting to the Leica Users Group, 2016/02/12
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I just set the camera to this option and put on the CV 1.4/35mm?this will provide a real test of this split image business. Focusing with the 90mm is a piece of cake, these focusing aids become truly important with wider lenses. Cheers, Nathan Nathan Wajsman Alicante, Spain http://www.frozenlight.eu <http://www.frozenlight.eu/> http:// <http://www.greatpix.eu/>www.greatpix.eu PICTURE OF THE WEEK: http://www.fotocycle.dk/paws <http://www.fotocycle.dk/paws>Blog: http://nathansmusings.wordpress.com/ <http://nathansmusings.wordpress.com/> Cycling: http://www.crazyguyonabike.com/belgiangator <http://www.crazyguyonabike.com/belgiangator> YNWA > On 13 Feb 2016, at 03:26, Peter Klein <boulanger.croissant at gmail.com> > wrote: > > I guess I should now quote the maxim by which all of us computer geeks > live: "When all else fails, read the directions!" :-) > > (...but seriously, please let us know how you like the split image feature, > Nathan.) > --Peter > > On Fri, Feb 12, 2016 at 10:22 AM, Nathan Wajsman <photo at frozenlight.eu> > wrote: > >> You did really well with these, but I am intrigued by the split image?I >> had no idea Fuji had it. Maybe I should look in the manual after all. >> >> Cheers, >> Nathan >> >> Nathan Wajsman >> Alicante, Spain >> http://www.frozenlight.eu <http://www.frozenlight.eu/> >> http:// <http://www.greatpix.eu/>www.greatpix.eu >> PICTURE OF THE WEEK: http://www.fotocycle.dk/paws < >> http://www.fotocycle.dk/paws>Blog: http://nathansmusings.wordpress.com/ < >> http://nathansmusings.wordpress.com/> >> Cycling: http://www.crazyguyonabike.com/belgiangator < >> http://www.crazyguyonabike.com/belgiangator> >> YNWA >> >> >> >> >> >> >> >> >> >> >> >> >> >>> On 12 Feb 2016, at 07:53, Jayanand Govindaraj <jayanand at gmail.com> >> wrote: >>> >>> Never tried it. I find Focus Peaking works quite well, even for my >> weakish >>> eyesight, as long as the subject is stationary. Here are some samples >> which >>> I took mainly at the behest of Alastair Firkin, with various lenses >> mounted >>> on the Fuji XT-1, all manually focused with the aid of focus peaking. All >>> are just default processed in Lightroom, with no additional processing. >> The >>> models were my niece Shreeya, and my younger son, Aditya : >>> >>> The first was an unscientific look at both the Summicron and the Fuji >> 56mm >>> as short portrait lenses, both at f2: >>> >>> Shreeya - Leica Summicron: >>> >> http://gallery.leica-users.org/v/jayanand/album333/Leica+Summicron+50.jpg.html >>> >>> Shrreya - Fuji 56mm: >>> http://gallery.leica-users.org/v/jayanand/album333/Fuji+56.jpg.html >>> >>> Then, two of Aditya with the Tele-Elmarit 90mm wide open: >>> >>> Natural Light: >>> >> http://gallery.leica-users.org/v/jayanand/album333/1+Natural+Light.jpg.html >>> >>> Artificial Light: >>> >> http://gallery.leica-users.org/v/jayanand/album333/2+Fluoroscent+Light.jpg.html >>> >>> Cheers >>> Jayanand >>> >>> On Fri, Feb 12, 2016 at 11:47 AM, Peter Klein < >> boulanger.croissant at gmail.com >>>> wrote: >>> >>>> Ah, another check mark on Fuji's chalkboard. Didn't know they had a >> split >>>> image. How accurate is it? One advantage of a "real" RF is that the >>>> physical baselength can be as long as can fit on the camera body, >> whereas >>>> the physical baselength of the digital split image is the diameter of >> the >>>> lens. Although some magnification could mitigate that...? >>>> >>>> I will sometimes put a Leica lens on my Olympus E-M5, usually for >>>> telephoto. A 90mm Leica mount lens makes a rather compact 180mm >>>> equivalent. I usually just use the digital focus magnifier. Easy. >>>> >>>> --Peter >>>> >>>> On Thu, Feb 11, 2016 at 9:52 PM, Jayanand Govindaraj < >> jayanand at gmail.com> >>>> wrote: >>>> >>>>> Both a Digital Split Image overlay and Focus Peaking as manual focus >> aids >>>>> are available on my Fuji XT-1, which accepts M lenses quite >> effortlessly >>>>> with an adapter. In fact Fuji themselves make an adapter. >>>>> Cheers >>>>> Jayanand >>>>> >>>>> On Fri, Feb 12, 2016 at 8:42 AM, Peter Klein < >>>>> boulanger.croissant at gmail.com> >>>>> wrote: >>>>> >>>>>> In theory it should work just fine. You leave the lens on infinity, >> and >>>>> the >>>>>> adapter does the rest. The adapter must: >>>>>> >>>>>> -Interface to the camera's AF electronics such that the camera can >> tell >>>>> it >>>>>> "forward, back, stop"). >>>>>> -Be thin enough to allow infinity focus. >>>>>> -Contain motors and a mechanism that will rack the lens out >>>> sufficiently >>>>> to >>>>>> focus the lens to a reasonable close distance. The mechanism must fit >>>> in >>>>>> the adapter. This is easier to do with SLR lens adapters. M lenses >>>> have a >>>>>> shorter back focus distance, and M to mirrorless adapters are quiet >>>> short >>>>>> compared to SLR adapters. Perhaps some of the mechanism could be below >>>>> the >>>>>> adapter, or concentric to it.) >>>>>> >>>>>> The major problems with M lenses on other cameras would still be >> corner >>>>>> smearing and color shifts, unless the sensor's Bayer array was >> designed >>>>> for >>>>>> M lenses. And would the autofocus be fast and accurate enough, and >>>> would >>>>>> using the adapter be convenient enough that you wouldn't get fed up >>>> with >>>>> it >>>>>> quickly? >>>>>> >>>>>> Personally, I'd love to have an autofocus M that also did RF focusing. >>>>> But >>>>>> as Larry mentions, it would have to be worth someone's while to >>>>>> manufacture. Most manufacturers have already passed on making their >> own >>>>>> rangefinder mechanism. Leica seems to be willing to make RF cameras >>>> along >>>>>> traditional M lines, but not to do anything radical with them. But >>>> what >>>>>> about something entirely new by a third party--an AF camera that also >>>> did >>>>>> some sort of visual rangefinder simulation in an EVF, and was designed >>>> to >>>>>> take M lenses. Ideally, the version for M lenses would have a Bayer >>>> array >>>>>> with microlens offsets licensed from Leica. The SLR lens version >> would >>>>>> have a more conventional sensor. >>>>>> >>>>>> All technically possible. The big question is whether there are enough >>>>>> legacy(*) lens fans, and in particular M lens fans, to make such a >>>> camera >>>>>> commercially viable. >>>>>> >>>>>> --Peter, who actually dislikes the word "legacy." >>>>>> >>>>>> On Thu, Feb 11, 2016 at 4:22 PM, Larry Zeitlin via LUG < >>>>>> lug at leica-users.org> >>>>>> wrote: >>>>>> >>>>>>> About 40 years ago, give or take a decade, a precision camera make, >>>>>>> probably Zeiss. marketed a camera in which the focus was adjusted by >>>>>> moving >>>>>>> the film plane. This simplified lenses but had the downsides of >>>>> increased >>>>>>> expense for the camera body and the difficulty of providing enough >>>>> motion >>>>>>> for long focus lenses. The idea was abandoned after a few years but I >>>>>>> believe that with modern electronics it could provide automatic focus >>>>>> for M >>>>>>> lenses. But, of course, there would be little incentive for Leica to >>>>>> adopt >>>>>>> such a system. Maybe a third party could sell a universal camera >>>> which >>>>>>> would autofocus with all makers lenses. >>>>>>> Larry Z >>>>>>> >>>>>>> + + + >>>>>>> LUG: >>>>>>> >>>>>>> Any idea whether this would actually work or not? >>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>> >>>> >> http://www.thephoblographer.com/2016/02/11/the-techart-pro-lens-adapter-promises-autofocus-for-leica-m-mount-glass/#.VrywD_krJaQ >>>>>>> >>>>>>> Tina >>>>>>> >>>>>>> _______________________________________________ >>>>>>> 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 >>>>> >>>> >>>> _______________________________________________ >>>> 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 >> > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information