<SNIP>
As regards Stand Development, in the future I will do this in secret and refrain from reporting more about this here. Maybe one day, when I have conquered uneven development and sorted out the pros and cons, I will write another thread. I was surprised at the tone of some of the responses here. Niall Ferguson may be right.
Theres a photography channel named Figital Revolution that does stand developing with DDX at 1:9 for 45 minutes, here's his video where he outlines what he does for it:
OP states he got no development. That’s not a stand vs no-stand issue. Something else went wrong in the process.
I have a very basic book by Fred Picker and he says to determine the speed as Zone I above B&F. In his book, Bruce Barnbaum concurs, as do many others. I recently found one of Fred Picker's old newsletters where he was pondering if he should expose for the highlights instead. I put it away in the pile of things to read. Maybe I should find it, now that I am retired and have more time .....
I don't think it had anything to do with either stand development or DD-X. Absence of edge markings tells me he got mixed up and started with Fixer. Don't ask me how I know.
The goal of stand development is control of highlights. I have repeatedly posted that the best way to do this is to use compensating developers, but with regular, gentle agitation. I recommend the Crawley FX-21 formula for anyone who is currently using stand development. The results will amaze you! I agitate once per minute, two inversions with rotation, with a nearly full tank. Times for films vary. I use 1+9 with T-Max 400 for 11 minutes. The formula follows:Let us put this bad argument to rest once and for all. Manufacturers (of all kinds) specify things for the average, high volume use to maximize sales and minimize exposure to getting sued.
Chevy never, ever recommended boring out their small block 327, blueprinting it, changing the carbs and headers to make it a horsepower monster, but as I recall, some crazy automotive semistand hackers did just that.
Chip manufacturers never recommended so overclocking CPUs, they required liquid cooling to keep from frying (well, at least not until recently, anyway). But somehow, those gamer semistand hackers did just that.
Things like (semi)stand, EMA, SLIMT, divided development, Zone N+- adjustments, BTZS, ad infinitum, ad nauseum ALL exist to try and optimize that last little bit that makes a great image. No, if you were shooting Plus-X 8x10 portraits in a studio with controlled lighting back in the day, you didn't need any of that stuff, and THAT is what Kodak's recommendations were for - the controlled, typical pro user.
If no one ever "broke the rules" and departed from manufacturing recommendations, human progress would come to a standstill
I still would love to drive a car with one of those tweaked up 327s ...
Component |
Amount in grammes |
Metol |
2.1495 |
Sodium Sulfite |
30.0 |
Hydroquinone |
1.0995 |
Phenidone |
0.1245 |
Sodium Metabisulfite |
6.15 |
Potassium Carbonate (monohydrated) |
22.035 |
Sodium Bicarbonate |
3.9 |
Sodium Citrate |
3.9 |
Potassium Iodide |
0.0825 |
Potassium Bromide |
0.33 |
Sodium Hydroxide |
5.0 |
The goal of stand development is control of highlights. I have repeatedly posted that the best way to do this is to use compensating developers, but with regular, gentle agitation. I recommend the Crawley FX-21 formula for anyone who is currently using stand development. The results will amaze you! I agitate once per minute, two inversions with rotation, with a nearly full tank. Times for films vary. I use 1+9 with T-Max 400 for 11 minutes. The formula follows:
Component Amount in grammesMetol 2.1495Sodium Sulfite 30.0Hydroquinone 1.0995Phenidone 0.1245Sodium Metabisulfite 6.15Potassium Carbonate (monohydrated) 22.035Sodium Bicarbonate 3.9Sodium Citrate 3.9Potassium Iodide 0.0825Potassium Bromide 0.33Sodium Hydroxide 5.0
the OP mentioned he prewashed the film for 5 minutes. Is it possible that the emulsion had swelled to the point that the actual developer did not get deep into the emulsion to do its work? That would explain why the film markings were also not developed.
I don't think it had anything to do with either stand development or DD-X. Absence of edge markings tells me he got mixed up and started with Fixer. Don't ask me how I know.
That’s an unbelievably precise formula! Is that really what you use?The formula follows
Augustus, can I also ask how much the scales cost that will weigh to 4 decimal places if that is what is required or do you round up to the nearest 3 decimal places?
Thanks
pentaxuser
For those of you who do not possess a scale that can measure so precisely, there is this rounded formula:
View attachment 369402
Most of the rounded numbers indicate that a scale which is precise to 1/10th gram would be adequate. But the rounded weights shown for phenidone and metol indicate those need to be weighed with greater precision. Am I interpreting this correctly?
Crawley's FX-21 is an excellent developer, but it does not replace stand, semi-stand. A side by side comparison will show this. One sheet developed in the Crawley formula and the other in Pyrocat-HD (1+1+250).
Some time after he wrote The Zone VI Workshop Fred Picker reconsidered his recommendation for exposing individual frames of roll film. The traditional zone system assumes that the development time will be tailored to accommodate the number of zones captured by a particular exposure. That is not practical for a roll of film exposed in a variety of contrast situations. In one of the later issues of the Zone VI Newsletter Picker recommended placing the high subject values on Zone VIII, regardless of the subject contrast range, to maximize the exposure of the low subject values.<snip> I have a very basic book by Fred Picker and he says to determine the speed as Zone I above B&F. In his book, Bruce Barnbaum concurs, as do many others. I recently found one of Fred Picker's old newsletters where he was pondering if he should expose for the highlights instead. I put it away in the pile of things to read. Maybe I should find it, now that I am retired and have more time .....
Do you have such examples we might compare
the OP mentioned he prewashed the film for 5 minutes. Is it possible that the emulsion had swelled to the point that the actual developer did not get deep into the emulsion to do its work? That would explain why the film markings were also not developed.
That is exactly why I never prewash film, as it must surely retard ingress of developer.
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