Archived posting to the Leica Users Group, 2005/09/27
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I wonder if it isn't that the film has deteriorated too much? Jim David Cochran wrote: > Hi Peter and thank you for your advice. > > The problem is intermitent but it affects about half of the roll. It is > more evident on bright pictures ( I will post more tonight). > I have used 2 labs, a pro lab and a semi-pro lab. > > Variables; > > * Film is old Kodak Portra and not necesarily recently fridged. > > * I used the following shutter speeds, 200, 500 and 1000. > > * Two lenses used a 5cm and a new Voigtlander 35mm. > > > The streaks show on the negative. The thing that makes me suspect the > shutter or curtain is that the streaks are not present between frames, > just on the images themselves. > On the last roll there were frames that had half of the frame black and > the other half streaked or normal (landscape orientation). > > I tried to check a patern on the roll but there is none. Sometimes it > hapens to one frame and sometimes to a set of 5 to 6 frames before being > normal. > > I will try the air trick tonight. > > The photo was taken in Old San Juan in Puerto Rico. It is El Morro fort > built by the spaniards. It is a trail that goes around the edge of the > fort, actualy, the whole city is a fortified wall. > > > peace > > > D. > On Tuesday, September 27, 2005, at 11:37AM, Peter Dzwig > <pdzwig@summaventures.com> wrote: > > >>David Cochran wrote: >> >>>Hi all. >>> >>>I got today my prints from last saturday's outing with my new Skopar >>>Classic 35mm. >>> >>>I did not have a 35mm viewfinder so i just lucky guessed it through the >>>camera's 50mm finder. >>> >>>The film is showing streaks on bright areas, although they are >>>intermitent. My guess is that it is the curtain..I don't know. After all >>>I will have to send the camera for check-up. >>> >>>Here it is.... >>> >>>http://www.photo.net/photodb/photo?photo_id=3760181 >>> >>> >>>peace >>> >>> >>>_______________________________________________ >>>Leica Users Group. >>>See http://leica-users.org/mailman/listinfo/lug for more information >>> >>> >> >>David, >> >>those sort of streaks look like the printer. I presume that you had them >>printed >>off while they were being developed. >> >>Look at the negs with a loupe and see if you can see the streaks on the >>negs of >>the prints. If it is actually the shutter mechanism, or something in the >>guide >>they should be present on most - if not all - the negs of the film. >> >>Don't forget that if it is a camera fault in the shutter or similar, that >>is >>something that you don't touch or adjust so such a fault must be clearly >>present >>on most of pictures. >> >>If it is the camera it looks to me like something would have to be causing >>the >>emulsion to streak, which would mean that you might be looking at >>something >>pressing on the emulsion. Try taking the lens off (with camera empty) and >>doing >>a time exposure to see if there is anything obvious intruding into the >>film >>space from the shutter or the space behind. >> >>The other thing that you might try is a quick blast with an air gun (from >>a >>distance of over a foot or so, never directly into the mechanism), from >>beneath >>with the baseplate removed. >> >>Lastly try a GENTLE but firm shake with the baseplate off to see if you >>can >>dislodge anything. >> >>Now try a roll of Kodak Gold or some standard colour film and get it C41 >>processed somewhere you habve never been before. >> >>If none of this sorts your problem then wrap your IIIf lovingly in bubble >>wrap >>and send it to SHerry or someone who the LUG recommends for IIIFs in your >>area - >>and good luck. >> >> >>Peter Dzwig >> >>BTW - where did you take the photos I like it anyway >> >> >>_______________________________________________ >>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 >