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Digital BW, The Print

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Gloss differential first questions

2011-01-07 by nigglefish

I have used MIS BW inks for matte printing (with QTR on Photo Rag from a TX650) for a while and am thinking of trying glossy printing.

I was just wondering what the basic concept behind minimising gloss differential on glossy paper was, particularly for the MIS UT14 inkset on Ilford Gold Silk. To help me work it out I have a few questions:

1) What is the difference between "bronzing" and "gloss differential"?

2) Is gloss differential even a significant issue with this paper and inkset combination?

3) Is the idea of gloss differential minimisation to print Glop where there isn't as much ink?

4) Would printing Glop where there isn't any ink at all effect the apparent colour or tone of the paper and image, either immediately or over time?

5) Will an area of 100% MIS Glop coverage and an area of 100% MIS PK coverage have close to a zero gloss differential, theoretically?

6) If I have an area in my image with 25% MIS PK being printed would I loose detail/clarity if I also printed 75% MIS Glop at that location (in the first pass, not after it dries)?

7) Basically, is it a reasonable ideal to have a constant coverage of MIS PK ink + MIS Glop at every density (with the exception of a black boost perhaps)?

Thanks in advance (and to the whole forum that has gotten me this far).

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