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  1. M

    Gray balance green overcast problem (GCR ink saving project, OneVision Asura)

    Thanks for a quality reply pcourterelle, the print shop that did the printing for free told me, they only use 70% halftone (sometimes SIDs too) densitometry as a quality control during the printing process, which i now see is completely unsatisfactory if i wanna achieve the right gray balance on...
  2. M

    Gray balance green overcast problem (GCR ink saving project, OneVision Asura)

    Thanks again for the input gordo, some of these questions i can surely answer in my project, especially the ones about software and what the GCR algorythm does to certain elements. I will definitely have all the things i learned in this thread in my mind if a redesign of the form will be my...
  3. M

    Gray balance green overcast problem (GCR ink saving project, OneVision Asura)

    All in all, as @gordo said, the densities for C and Y are high relative to M which in the end causes a green overcast on the gray wedge. The more black added at higher levels of GCR the easier is it to control gray balance as their is less harm if the C,Y densities are higher because theres much...
  4. M

    Gray balance green overcast problem (GCR ink saving project, OneVision Asura)

    I considered using only ISO images and i could for skin tones, but not for all the tones i needed, thanks for the vigc profiles, i will look it up.
  5. M

    Gray balance green overcast problem (GCR ink saving project, OneVision Asura)

    Cant thank you enough gordo, great information. I can completely see the problem behind the variable ink take off, i have a picture of a girl inlined with the low-key picture of snow, which has very little ink take off. The eiffel tower is in grayscale, the shoe laces picture is a vector format...
  6. M

    Gray balance green overcast problem (GCR ink saving project, OneVision Asura)

    I edited the actual sids later, so you might missed them as they are not in your quote, here they are again: Actual SIDs for the upper print with little optimization (2/10 level in asura) are as followed: C 1,54 M 1,39 Y 1,13 K 1,72 the SIDs below with + and - marks are what they aim for when...
  7. M

    Gray balance green overcast problem (GCR ink saving project, OneVision Asura)

    Hi gordo, thanks for a quick reply. I can answer some questions right away, some when i get back to my work computer tomorrow. 1. Actual SIDs for the upper image with little optimization (2/10 level in asura) are as followed: C 1,54 M 1,39 Y 1,13 K 1,72 Which is pretty solid. I dont have the...
  8. M

    Gray balance green overcast problem (GCR ink saving project, OneVision Asura)

    Hi everyone, i hope im asking this question in the right place and if not i would be thankful if the mods place my thread in a correct category. Im doing a project on ink saving which involves determining the high point of ink saving a company should use without risking loss of quality (there...

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