How to Use the Color Sample Matching Screen
To open the Color Sample Matching dialog, select Color Sample Matching in the RICOH Auto Color Adjuster application. Operate the items in the Color Sample Matching dialog from left to right to create a profile to be used when printing.
- 1. Load
- Select the Load button to load the file containing the original data and the scanned golden sample.
- 2. Original Data
- Open the document (PDF) on the computer, and then display the image.
- Select File: Specify the document.
- Specify Area: Specify the image orientation and area in order to match the position of the color sample and printed document.
: Specify the page
- 3. Save
- Select Save on the upper-left side of the Color Sample Matching dialog to save the files containing the original data and the scanned golden sample. This action allows you to reuse the original PDF file and the scanned golden sample, without keeping the physical golden sample and scanning it again.
- 4. Golden Sample
- Place the color sample on the machine, and then display its image on the screen.
- Paper Size, Sub Scan: Specify the paper size of the color sample placed on the machine. If you specified
Custom Size, enter the paper length along the sub scan direction from 210 through 487.7 mm (from
8.3 through 19.2 inches) in Sub Scan.
- Scan: Scan the color sample.
- Specify Area: Specify the image orientation and area to match the position with the printed document (PDF).
- Delete: Select to delete the scanned image.
- Paper Size, Sub Scan: Specify the paper size of the color sample placed on the machine. If you specified
Custom Size, enter the paper length along the sub scan direction from 210 through 487.7 mm (from
8.3 through 19.2 inches) in Sub Scan.
- 5. Before Color Matching
- Scan the printed document on the machine, and then display its image on the screen.
- Scan: Select to scan the printed document.
- Specify Area: Specify the image orientation and area to match the position with the printed document (PDF).
- Delete: Select to delete the scanned image.
- 6. Reprint After Color Matching
- Perform color matching. A simulated image is displayed when the color matching process
is complete.
- Execute Color Matching: Select to adjust the printed color to match the Golden Sample.
- CMYK Source, CMYK Rendering: Specify the source profile and rendering intent to be used when printing the document data.
- 7. Show ΔE Map
- Visually inspect the color deviation. Before Color Matching shows the color deviation map before applying color matching and Reprint After Color Matching shows the map after you apply color matching. The bright area in the color deviation map indicates colors that have a large deviation in color. The color deviation is calculated by subtracting the value of paper color and truncating the decimals.
- 8. Average Color Deviation
- Displays the average color deviation before and after (simulated) matching colors. The average color deviation is derived by calculating the average color deviation value of all pixels in the image.
- 9. Save
- Select Save on the lower-right side of the Color Sample Matching dialog to save the profile that is generated after performing a color matching process.