Thank you. So which toners are best at boosting contrast in prints, please?
Thank you. So which toners are best at boosting contrast in prints, please?
All, or none.
A real contrast boost is easier to achieve by other means - altering the negative (e.g. developing longer, intensifying) or altering the print itself (e.g. print at a higher grade).
Subtle contrast 'boosts' can be obtained with for instance selenium or gold toning, but these are rather subtle effects. Bleaching can be used to lighten highlights, which will also boost contrast - by clipping the higher values and leaving the shadows more or less unaffected.
In all instances of questions like these, it helps to be as specific as possible, because as long as the question remains generic, answers in totally different directions (even opposite ones) could still apply, and that generally means you're not quite out of the woods yet.
Thank you - this is possibly what I was searching for. I found it on the Internet:-
"Selenium Toner SLT20, being a true selenium toner, will add contrast to the image."
Emphasis mine.
How do you plan to combine solarization and toning?
I haven't trialled this yet, am still setting up a system of ventilation for my home-darkroom.
The idea would be to briefly expose a developing print to light, during development.
The resulting solarised image would then be toned, then and there; or dried, then toned later.
Possibly several toning episodes might be employed, using different toners.
Sounds like a plan. Do share the final results if you can - it should be interesting. That reminds me, if you want another candidate for direct sulfide toning, try out Kala Namak (something you can buy at an Indian grocery store or Amazon, etc.) Check out this thread:
Lo and Behold: Turns out Black Salt Makes a Terrific Toner
(or this one weird trick....) I didn't know where best to post this. But since I fell into this “discovery” (didn't find any instances in literature, do point out otherwise) while working on my salt print process, this forum might be as good as any. It seems that the Himalayan Black (or Pink)...www.photrio.com
:Niranjan.
how to get or make gold chloride ammonium cyanothionate toner
Is there a specific product for this, or does it require mixing multiple chemicals?
Get: https://www.moersch-photochemie.de/en/product/mt9-goldtoner-kit/
Make: E.g. here https://www.lloydgodman.net/tech/tech/Enlarging/archive38.html
It's just two chemicals - gold chloride and thiocyanate (can be potassium, sodium or ammonium; IDK if there's any difference in the color this will yield - I suspect not).
Gold chloride is kind of expensive (duh).
Huh, that was easy! (for you).
I'm just a bit puzzled because the Moersch page you sent doesn’t specify if this toner is for silver gelatin prints.
Got it! I ordered the toner and can’t wait to try it. Thanks so much!
Wouldn't gold toner move the print more towards colder than warmer - at least that is what my understanding is.
:Niranjan
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