Poor storage - likely from refrigeration or freezing & defrosting improperly. Has caused backing paper to stick to the film. Operator error in other words.
Just so we can be sure of what you mean when you say you had similar problems, I think it will help if you were to confirm or deny that your friend and you had both frozen the films and then used them without warming them up slowly. If your problem was with fresh film properly stored at room temperature or just in a cool room then that may suggest other causes.A friend of myne and myself had the same issue with some 120 rolls of Ilford FP4+ last year. It is not an isolated issue.
Just so we can be sure of what you mean when you say you had similar problems, I think it will help if you were to confirm or deny that your friend and you had both frozen the films and then used them without warming them up slowly. If your problem was with fresh film properly stored at room temperature or just in a cool room then that may suggest other causes.
pentaxuser
As long as the film remains in its original sealed package there is no need for a slow warming up. In other cases there should not be an issue either.On an Ilford factory visit a few years ago they told us that one of the major issues people had with films was from refrigeration and freezing their films which were then not allowed to warm up slowly. In fact they said if frozen then first put in a refrigerator then later a cool place. So I agree with you.
So taking a film out of a freezer or fridge, then out of its sealed packaging and loading it straight into a camera on, say, a hot July afternoon without letting it acclimatise first is ok in your view, is it? The condensation that would quickly form on the film and inside the film holder when attached to/inserted into the camera wouldn't be an issue then?As long as the film remains in its original sealed package there is no need for a slow warming up. In other cases there should not be an issue either.
Unfortunately, your supplier is also vulnerable to the same problems, if damage of this sort occurred before the film got to them.I bought this stock (10 rolls) off a supplier i have been using for a while. He stores his stock correctly and up to now iv had zero problems, This was never frozen or in fridge.All wrapping was intact and as it should be. Iv shot another roll from same batch with no issues, although i DID use Xtol for it. Both of these shots were 30mins apart one on the left looks considerably less noisy...
As long as the film remains in its original sealed package there is no need for a slow warming up. In other cases there should not be an issue either.
So taking a film out of a freezer or fridge, then out of its sealed packaging and loading it straight into a camera on, say, a hot July afternoon without letting it acclimatise first is ok in your view, is it? The condensation that would quickly form on the film and inside the film holder when attached to/inserted into the camera wouldn't be an issue then?[/QUOTE
If the film stays within the sealed foil thee will be no issue.
If the roll or cassette will be immediately opened, the warm air first either must diffuse though the backin paper respectively with the cassette first enter the cassette. And paper and emulsion even have some buffer capacity.
The mottling is present in both shots. It's visible in the sky in the left one, just not as obvious.Both of these shots were 30mins apart one on the left looks considerably less noisy...
And, yes, it needs to warm up slowly, whether it's in the foil or not. And the foil shouldn't be opened until it is warmed up.
So just to be clear, how did you and your friend store the film? I am simply trying to help the OP. We have seen explanations from other experienced users that cold storage and lack of time taken to bring the film up to ambient temperature can produce the effect seen by the OP.What I mean is that I am seeing too many similar cases with Ilford film in recent times, this is the fourth case I am aware of including myne. Films affected are FP4+, HP5+ and now SFX 200.
There are two possibilties:
1.- Four unrelated and experienced persons have suddenly forgotten how to store film
2.- There is something wrong with Ilford or their distribution channel.
Hi, no iv scanned loads since and before on this machine and no issues. Im scanning a few 35mm frames now that has been developed in the same ID-11 as the problem roll...will post results soon.I have to ask. Can you see this on the film directly with a glass? Any chance this is from scanning?
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