Hi all,
So i tried to process my first roll of Shangai GP3 (iso 100, 120 film) in a paterson system 4 with rodinal.
I had a hard time in the darkroom bag and the film ended up coming off the backing as well as rubbing against itself and sticking a number of times.
I've attached a picture of the film that came out, completely clear and almost all the emulsion seems to have disappeared.
Now most google results indicate I may have used the fixer instead of developer, but I did put the developer in first.
Does anyone have any clues, did I ruin the film in my attempts to put it on the reel?
I'm going to try again but just want to get my head around it.
Thanks all,
Mitch
It's tough to tell in the photo, but is there writing along either edge of the film? If yes, then it's the camera. If no, then the fixer did go in first. It's possible in the latter case to have used developer that was too old and had lost its activity - then effectively, the fixer did get used first, even if the developer went in first.
What dilutions, times, and temperatures did you use?
As you put the film on the reel, the backing paper SHOULD fall away - you don't want that in the tank.
Hello and welcome to APUG! It seems that there is a very faint neg (between the third and forth wooden bar of the chair) as well as black marks on the edges. It looks as if it was not exposed properly/or at all. What type of camera did you shoot with? Processing times/dev dilution?
Did you do any type of pre-soak?
When using the Paterson tank, one of the advantages over the metal tank I usually use, is the the reagents pour in easily. If you mixed up 500 ml of developer and had 100ml left over, it appears that you had at least 100ml of something else in the tank.
On the other hand, the fact that the printing on the side is present suggests that this really is an exposure problem.
I can't tell very much from the picture. You say the film was completely clear. If so, it wasn't developed, otherwise you would at least see the pre-exposed edge markings (film type, frame number, etc.). You also say that most of the emulsion came off. How did you determine that, when did it happen, and what did it look like? If it came off, either it was defective or you subjected it to some violent chemical or physical action. What developer, stop bath, and fixer did you use? You say the backing paper came off. When? In the camera? You normally remove the backing paper before development, and I assume you did that.
Could it be some way I loaded it in the Paterson tank? Or a problem with my agitation method? I rocked it back and forth as indicated on guides.
If I am doing another roll to shoot through for testing purposes, is it useful to have an under or over exposed frame to tell what happened next time?
If the manufacturer's name is on the edge of the film, then the problem lies mainly in the camera. Either you underexposed dramatically or the shutter didn't open correctly. Are you sure that you loaded the film into the camera correctly? With some cameras, it's possible to load it such that the paper is exposed to the light and not the film, which will result in what you got.
If the manufacturer's name is on the edge of the film, then the problem lies mainly in the camera. Either you underexposed dramatically or the shutter didn't open correctly. Are you sure that you loaded the film into the camera correctly? With some cameras, it's possible to load it such that the paper is exposed to the light and not the film, which will result in what you got.
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