Within twenty years of its invention Rodinal was so widely used for both film and paper that it merited its own listing in Bernard Jones’ Encyclopedia of Photography.
There was an article written a few years ago about Rodinal (its 100yr anniversary, maybe?) and published in Silverprint's magazine. I still have it somewhere...
<goes off to rummage>
... yep. Here it is, printed 1991. The article was written by Martin Reed, who could well be a member of APUG - ?
Anyway, it lists all sorts of tips and tricks and variations of what you can do with Rodinal. It says you can use it as a print developer and tells you how to do it, but goes on to say:
"This could be considered for emergency use only, if your standard developer has just run out, as it does not seem to have any special qualities when used this way. However, I'm willing to be proved wrong..."
He goes on to say that dish life is limited, to add 2g per litre of potassium bromide to prevent highlights fogging and add some sodium sulphite to extend the working life.
I did try it a long time ago and yes it does work, but I would agree that it isn't anything special and needs to be replenished often so isn't very economical. I felt no desire to try it again...
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Steve
"Well, what does one stop matter one way or the other?" - My Dad.
Murray, some time ago I posted J.B.Shaw's Hydroquinone-p-aminophenol (concentrated) developer in the Formulae (articles) section. Sean is still rewriting this and asks that formula aren't posted again.
Shaw's formula is for Chloro-bromide lantern plates, and gives warm brown tones, but developers for lantern slides are equally applicable to warm toned chloro-bromide, bromo-chloride or chloride papers.
Part A
Hydroquinone......................... 18.3g
Sodium Sulpite (anhyd) ........... 50g
Citric Acid ............................ 6.9g
Potassium Bromide ................. 3.4g
Water to ............................. 1 litre
Part B
Sodium Hydroxide ................. 18.3g
Water to ............................ 1 litre
To use:
Part A .................................... 24 ml
Part B .................................... 24ml
Rodinal .................................. 1ml
Potassium Bromide (10% soln)...... 12ml
Water ..................................... 100ml
Develop for 2-2˝ mins
The addition of 10% bromide solution on mixing is probably so that the amount can be varied to give some degree of control over the tones produced.
This is more economic with the Rodinal which is used at approx 1:160 in the working solution.
Ian
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I once mixed up some Rodinal for film with the wrong dilution. Instead of throwing it out, I used it for paper. It worked ok, but no better than anything else, but no worse either. Sorry, I don't recall the dilution.
I said Rodinal for simplicity...it will probably be Pgainer's acetaminophen-lye-sodium ascorbate diluted with C-Borax replenisher/buffer/whatever it is.
I like the looks of PC-TEA too, and that apparently works for both neg/paper but I already have all the other stuff around the house.
I said Rodinal for simplicity...it will probably be Pgainer's acetaminophen-lye-sodium ascorbate diluted with C-Borax replenisher/buffer/whatever it is.
I like the looks of PC-TEA too, and that apparently works for both neg/paper but I already have all the other stuff around the house.
Thanks all
Murray, re Developing Prints in Rodinal:
I posted this Rodinal Recipe (i.e., P-Aminophenol recipe) and others in the Apug Chemical Recipes some time ago - but that area is not up and running yet.
Rodinal Developer for Bromide and Gaslight Papers
Source: The British Journal Photographic Almanac 1914, page 854
Rodinal 6 - 9 ml
Water 300 ml
Potassium Bromide 10% Solution 1ml
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Tom Hoskinson
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