We often hear about a numerical ratio between the screencounts of the flexo plate and that of the anilox roll.
In ancient times it was also said that it had to be an odd ratio, like 1:3, to avoid moirée.
Then numbers like 1:5, 1:6, 1:7 arrived…
There actually is a relationship but it’s not really based on screencount values.
In this video I explain how it works with the real case of a flexo printer who ordered new anilox rollers but then realized that he could do better…
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