How to Clean a Scanned Manga Page in Photoshop

Step-by-Step Guide

1. 1

   Step 1: Scan an image and open it using Photoshop.

   Select the Ruler tool: on Photoshop's 'Tools' palette, click and hold on the Eyedropper tool to access a sub-menu that includes the Ruler tool.
   
   Use the Ruler tool to "measure" a line in the scanned image that should be horizontal (or vertical).
   
   After "measuring" the line in Step 2, choose Rotate Canvas and click Arbitrary.
   
   Photoshop will automatically fill in the correct angle of rotation needed to straighten the scan.
   
   Hit Enter and continue editing your perfectly straightened scan. , Select the part of the image you want to keep using the Select tool.
   
   Then Click Image and then Crop. , Select the Black Eyedropper and click a place in the image that should be black but isn't.
   
   The image should now look like so:
   Select the White Eyedropper tool and click a place on the image that should be white but isn't.
   
   This image should now look like so:
   Part of the image is distorted due to the fold in the center of the book.
   
   This can be fixed by selectively leveling the distorted areas.
   
   First select the distorted area, then use the black and white eyedroppers, working within the selected area. , Press Alt+Ctrl+I to open the Image Size window and set height to 1000 pixels.
2. 2

   Step 2: Rotate the image so that it is level.

3. 3

   Step 3: Remove the unnecessary parts of the image.

4. 4

   Step 4: Use the Level tool (Ctrl + L) to set the black parts of the image to the correct darkness.

5. 5

   Step 5: Resize the image to a resolution that fits a user's screen (recommended: a max height of 1000 pixels).

Detailed Guide

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