Observations on Chroma Optimizer (“CO”) Usage Canon Pro-1000 Printer

Users of this new line of printers have been raising questions about the role and volume of CO (Chroma Optimizer) consumption, having observed that CO cartridges need more frequent replacement than other inks used in this printer, relatively more CO seems to be used for smaller sheets than larger ones and CO is also being used for matte paper, contrary to other information that it only coats gloss/luster paper. I too have noticed this and decided to have a look at CO consumption over a range of print jobs. The purpose is to determine how much CO is being used relative to the other inks, and whether the amounts used correlate with different job characteristics. Before I get into it – firstly big kudos to Canon for even putting software like an Accounting Manager into a desktop printer. It provides welcome transparency into information about product usage characteristics and costs that many people need or like to have.
The database consists of 98 jobs that I did over January/February t...