Archived posting to the Leica Users Group, 2008/11/12
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I did a check on the net about that Weston user. It was Bret who used an SL66. But, I don't know, it sure looks like Geoff threw the gauntlet down for a Point Lobos shoot out:-) (I'll use any excuse to get out of town) s.d. On Nov 12, 2008, at 4:05 PM, leo wesson wrote: > Slobodan, > > you might be right. I ran into jerry ulesman shooting there with > his rollei > in the late 70's. > > leo > > > > On Wed, Nov 12, 2008 at 5:24 PM, slobodan dimitrov > <s.dimitrov@charter.net>wrote: > >> I always felt that Point Lobos was bets captured with a Rollei SL66. >> Big negs, with a tilting lens board, it doesn't get any better >> than that. >> s.d. >> >> >> On Nov 12, 2008, at 3:19 PM, Bob Adler wrote: >> >> Frank, >>> The TS-E 24mm f3.5L lens rotates, so when I have the camera in >>> portrait >>> orientation, I rotate the lens so that the tilt is in the >>> verticle plane and >>> the shift is horizontal. The lens rotates in 45deg increments so, >>> from what >>> you are suggesting, I should have rotated it 45deg off the >>> verticle to the >>> right (as I view the scene)(clockwise from my position behind the >>> camera). >>> I believe the minimum aperture is f22, but I don't have the lens >>> in front >>> of me. >>> So I think I have it now; the image is soft: should have rotated >>> the tilt >>> slightly clockwise and used the maximum DOF. Good to know! >>> Thanks very much for the help, Frank, >>> Bob >>> Bob Adler >>> Palo Alto, CA >>> rgacpa@yahoo.com >>> http://www.raflexions.com >>> >>> >>> >>> >>> ________________________________ >>> From: Frank Filippone <red735i@earthlink.net> >>> To: Leica Users Group <lug@leica-users.org> >>> Sent: Wednesday, November 12, 2008 1:02:57 PM >>> Subject: RE: [Leica] IMG: Fall Colors at Pt. Lobos >>> >>> Tilt and shift might work, but you need your planes in the right >>> orientation >>> to each other and to the camera In this case, you have a slightly >>> diagonal >>> plane of interest and a background that is pretty much at >>> infinity, all >>> over. Compensating with only tilt ( swing in the orientation we >>> see) is >>> not >>> enough to capture even the foreground in a focus plane, relative >>> to the >>> camera sensor plane. And it confuses the eye/brain to see >>> weirdly. Front >>> to back focus areas work. Left to right looks weird... it is our >>> optical-brain connection that is trained one way and not the other. >>> >>> I think this might have worked just fine of you had used a landscape >>> orientation. That would have given you just tilt from the lens, >>> and the >>> "unfocus" plane would have been about equal for the infinite >>> background. >>> Then the background would have been in the same amount of >>> "unfocus" and >>> would have looked fine. It is the right to left stuff that >>> causes optical >>> confusion. >>> >>> Of course, the F64 group would have said you did not provide >>> enough DOF >>> from >>> your lens.... >>> >>> BTW, what is the minimum F stop with the Canon PC lens you used? >>> F32? >>> >>> Frank Filippone >>> red735i@earthlink.net >>> >>> >>> -----Original Message----- >>> From: lug-bounces+red735i=earthlink.net@leica-users.org >>> [mailto:lug-bounces+red735i <lug-bounces%2Bred735i>=earthlink.net@ >>> leica-users.org] On Behalf Of Bob >>> Adler >>> Sent: Wednesday, November 12, 2008 8:18 AM >>> To: Leica Users Group >>> Subject: Re: [Leica] IMG: Fall Colors at Pt. Lobos >>> >>> Hi George and Frank, >>> >>> Number 1 was photographed with a Tilt/Shift lens. I think the >>> problem is >>> that the foreground and background are in focus because they are >>> in the >>> plane of focus produced by the tilt. The mid-ground area was down >>> a cliff; >>> a >>> drop of 20 - 30 feet. As this would put it out of the plane of focus >>> created >>> by the tilt, the only way to try to get it in focus is through >>> reducing >>> the >>> aperture. I believe I should have shot at a smaller aperture than >>> f8, and >>> that may be the cause of the slop you see. >>> I think this would explain it as the right side was futher below >>> me than >>> the >>> left and, as Frank noted, the right side seems more out of focus. >>> I think >>> the shift was centered. >>> Does this make sense to you? >>> >>> Thanks for pointing this out. I'll just have to go back! :-) >>> >>> George, as for the darkness in the the other shots, it's not >>> caused by any >>> adjustments by me. Pt. Lobos has a huge dynamic range. I could >>> never get >>> anything when I shot Velvia nor negative color. Even using N-2 >>> with BW >>> film >>> couldn't get it all. I had a .6ND Grad filter (I'm going to be >>> buying a .9 >>> now) and even with all that an the increased capture dynamic >>> range of >>> digital, I couldn't get it. >>> >>> So thanks for the input very much. Numbers 4 and the last image >>> will be >>> put >>> on my main gallery! >>> Best, >>> Bob >>> Bob Adler >>> Palo Alto, CA >>> rgacpa@yahoo.com >>> http://www.raflexions.com >>> >>> >>> >>> >>> ________________________________ >>> From: Frank Filippone <red735i@earthlink.net> >>> To: Leica Users Group <lug@leica-users.org> >>> Sent: Wednesday, November 12, 2008 7:45:08 AM >>> Subject: RE: [Leica] IMG: Fall Colors at Pt. Lobos >>> >>> Bob... were you using your perspective controlled lens for the >>> first shot? >>> Does the lens offer swings and tilts? Or Tilt only? ( relative >>> to a >>> landscape image configuration.) >>> >>> Mid range focus on the right worse than midrange on the left..... >>> indicates >>> maybe your lens was not "centered" and set for some amount of >>> tilt.... >>> which >>> in this composition means swing... and therefore the focus planes >>> are not >>> where we expect them..... Although it certainly works for the >>> foreground..... >>> >>> Is this just a case of focus distortion caused by the foreground >>> focus >>> being >>> right ( which it is) , and the background wrong for the >>> foreground focus >>> planes.....? >>> >>> Sometimes swings and tilts make the focus just look weird.... >>> >>> Certainly a colorful shot.... nicely composed. >>> >>> Frank Filippone >>> red735i@earthlink.net >>> >>> >>> >>> the first - the mid frame lack of focus puzzles me >>> >>> >>> Fond regards, >>> George >>> >>> >>> >>> http://raflexions.com/11-11-2008/ >>>> >>> >>> Bob Adler >>>> Palo Alto, CA >>>> >>> >>> >>> >>> >>> _______________________________________________ >>> 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 >> > > > > -- > Leo Wesson > Photographer/Videographer > 817.733.9157 > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information