Archived posting to the Leica Users Group, 2011/12/26
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]>Interesting Herb (both the lens and the story). I think the DOF of a 90 @ >f/3,4 is pretty thin, especially the closer you are. There is a sharp spot >about 2/3s into the image; behind the first couple of crab legs/claws. > >So, if the EXIF is correct at 3,4 (which with the M it may not be), the >shallow DOF would be expected. >Tough call, eh? Either pump the ISO up and be able to use a higher f-stop, >or lower your shutter speed and get more motion. Don't you hate physics! ;-) > >One thing you can do is to find a chair or a wall to rest a camera on. That >should get you at least 2 stops more... > >But the image is delicious as is, so this is just post game analyzing... >You did the two most important things, you had a camera and you took the >shot! I've enjoyed it. >Best, >Bob > >PS - Curious as to why you chose that lens combo to own.. >Bob > >On Sun, Dec 25, 2011 at 11:29 PM, Herbert Kanner <kanner at acm.org> wrote: > > > Yes, 90mm. Picture not as sharp as I would like. Maybe when shooting at > > 1/30 and below, I should set to "continuous" and fire of three. > > > > At least, now, I've finally formed the habit of setting the lens data > when > > I change lenses. I only own 35 and 90. I remember when I forgot to > change > > from 35 to 90 in EXIF and you asked: "How did you get that close to that > > duck". > > > > Incidentally, way back in the early forties, I got myself traumatized. > > After looking for the longest time for a decent 35mm camera, I found a > used > > Wirgin at Central Camera in Chicago. (I think I told this story before) > > ?hot a roll of Kodachrome and proudly took the slides into the lab to > show > > off to a colleague. I also took the camera and had a finger wag from a > > security guard--this was the Argonne Forest site of the wartime > Manhattan > > Project. Well, this guy starts looking at the slides with a 20X > magnifier > > and announces: "These ain't sharp; your camera is no good" (they had > been > > taken at 1/100--light camera, low inertia.) But when he got to the last > > shot he exclaimed: "This one is sharp." That last picture had been taken > > using a tripod. I was so traumatized that I wouldn't shoot handheld > under > > 1/250 for years. > > > > Herb, is that EXIF data correct? 90mm? Just curious. > >> Bob > >> > >> On Sun, Dec 25, 2011 at 4:34 PM, Herbert Kanner <kanner at acm.org> > wrote: > >> > >> > Friends had us over for a Dungeness crab dinner. > >> > > >> > > >> http://gallery.leica-users.****org/v/herbk1/December-4.jpg.****html< > >> >http://gallery.leica-**users.org/v/herbk1/December-4.**jpg.html<http://gallery.leica-users.org/v/herbk1/December-4.jpg.html> > >> > > >> > -- > >> > Herbert Kanner > >> > kanner at acm.org > >> > 650-326-8204 > >> > > >> > Question authority and the authorities will question you. > >> > > >> > ______________________________****_________________ > >> > Leica Users Group. > >> > See > >> >http://leica-users.org/****mailman/listinfo/lug<http://leica-users.org/**mailman/listinfo/lug> > >> ><http://**leica-users.org/mailman/**listinfo/lug<http://leica-users.org/mailman/listinfo/lug>>for > >> > >> more information > >> > > >> > >> > >> > >> -- > >> Bob Adler > >> Palo Alto, CA > >> http://www.rgaphoto.com > >> > >> ______________________________**_________________ > >> Leica Users Group. > >> See >http://leica-users.org/**mailman/listinfo/lug<http://leica-users.org/mailman/listinfo/lug>for > > >more information > >> > > > > -- > > Herbert Kanner > > kanner at acm.org > > 650-326-8204 > > > > Question authority and the authorities will question you. > > > > ______________________________**_________________ > > Leica Users Group. > > See >http://leica-users.org/**mailman/listinfo/lug<http://leica-users.org/mailman/listinfo/lug>for > > >more information > > > > > >-- >Bob Adler >Palo Alto, CA >http://www.rgaphoto.com > >_______________________________________________ >Leica Users Group. >See http://leica-users.org/mailman/listinfo/lug for more information -- Herbert Kanner kanner at acm.org 650-326-8204 Question authority and the authorities will question you.