webestang64
Been spending a lot of time on here!
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This will give you an idea of starting points to select contrast for variable-contrast BW papers.
Y-yellow filter, M-magenta filter.
Also Ilford has a tech sheet for contrast control.......PDF..... https://www.ilfordphoto.com/wp/wp-content/uploads/2017/03/Contrast-control-for-Ilford-Multigrade.pdf
Y-yellow filter, M-magenta filter.
Desired Grade: | 00 | 0 | 1/2 | 1 | 1-1/2 | 2 | 2-1/2 | 3 | 3-1/2 | 4 | 4-1/2 | 5 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Durst filter settings (170M) | 150Y | 90Y | 70Y | 55Y | 30Y | 0 | 20M | 45M | 65M | 100M | 140M | 170M |
Durst filter settings (130M) | 120Y | 70Y | 50Y | 40Y | 25Y | 0 | 10M | 30M | 50M | 75M | 120M | 130M |
Kodak filters: | 199Y | 90Y | 70Y | 50Y | 30Y | 0 | 5M | 25M | 50M | 80M | 140M | 199M |
Meopta filter settings: | 150Y | 90Y | 70Y | 55Y | 30Y | 0 | 20M | 40M | 65M | 85M | 200M | --- |
Also Ilford has a tech sheet for contrast control.......PDF..... https://www.ilfordphoto.com/wp/wp-content/uploads/2017/03/Contrast-control-for-Ilford-Multigrade.pdf