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What printer settings should be used for creating digital negatives? Many print makers ask what are the correct printer settings to use to print their digital negative. The real answer is that there is no fixed true answer. It all depends on your process, i.e. the sum of all the variables you have when printing.  Each…

Why do we colorize digital negatives? At the beginning of the digital negative era, around the early and mid ‘90s, the inks of the digital printers had poor UV filtering ability compared to what you find today. For printing in some Alternative Photographic processes that have an extended exposure scale like platinum palladium you need…

I coated a sheet of paper using a rod and very little emulsion (0,0025 ml/cm2) down to where I drew the pencil lines. I cut the sheet in four strips when dry.  Room temperature was 22 deg C and Relative Humidity 74%.  I waited 20 minutes from coating and printed the first quarter of the…

I used only acid free papers for quite a long time, before I started buying Arches Platine, a pure cotton rag with no alkaline reserve that gives me wonderful results with blue and turquoise shades. Acid free papers such as watercolor papers often give very dark blues, even darker than Arches Platine and they are…

Washing your cyanotype in the best way is very important in order to have a print that will last beautifully. If you don’t wash enough, some emulsion will remain inside the paper and it will show up in time as a yellow cast in the highlights.  If you wash too much, you risk to wash…