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Columbia College Chicago
Scanning
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Scanning

General guidelines for scanning

clean glass; dpi set to twice the final intended line screen (if unsure, just use 300dpi at the final print dimensions); lay artwork straight on bed; be generous with the dotted-line marquee selection

Scanning at an Epson scanner

Using the Epson software: Lay your artwork on the glass scanning bed. Launch Adobe Photoshop; go to the File menu and select EPSON Scanner Expression 1680 from the Import pop-up menu. The scanner will automatically Preview your artwork.

Make sure the Mode at the top of the window is set to Professional Mode. Under the Document Type: pop-up, select Reflective for paper artwork or Transparency for film. Under Image Type: choose the appropriate selection for the artwork you are scanning, 24-bit color, 16-bit grayscale, or Black & White. Enter in the correct DPI under Resolution (see General guidelines for scanning, above).

Optionally, you can check the boxes for the Unsharp Mask or Descreening Filters if you would rather not use those filters in Photoshop. Also, you can click on the arrow to the left of Target Size: to see the optional field for entering in a percentage to scale your artwork.

In the Preview window on the right, drag the dotted-line marquee around the area of the artwork you wish to scan. Click the Scan button. Click Choose? under Location and select the Desktop. Under Type: select which file type you would like the scan to be?usually TIFF?from the pop-up menu. Click the OK button. Then click the Close button to exit the scanning software.Using the SilverFast software: Lay your artwork on the glass scanning bed. Launch Adobe Photoshop; go to the File menu and select SilverFast (Epson Expr 1680) from the Import pop-up menu. The scanner will automatically Preview your artwork.

Select the General tab. Under the Original: pop-up, select Reflective for paper artwork or Transparency for film.

Select the Frame tab. Under Image Type: choose the appropriate selection for the artwork you are scanning, 48->24 Bit color, 16->8 Bit grayscale, or 1 Bit Line Art. Move the DPI slider to enter in the correct DPI under Resolution (see General guidelines for scanning, above).

Optionally, you can set the Filter pop-up menu for Autosharpening or Descreening if you would rather not use those filters in Photoshop. You can enter in a percentage to Scale your artwork (horizontally, vertically, or both).

In the Preview window on the right, drag the dotted-line marquee around the area of the artwork you wish to scan. Click the Scan button. Under the Where pop-up menu, select the Desktop. Give the scan file a name in the Save as: field. Under Format: select which file type you would like the scan to be?usually TIFF?from the pop-up menu. Click the Scan button. Then click the Quit button to exit the scanning software.


Scanning with a portable Canon scanner

First, you need to plug the scanner cable into one of the USB ports in the back of the computer. The USB port on the keyboard does not have enough power to operate the scanner.

Lay your artwork on the glass scanning bed. Launch Adobe Photoshop; go to the File menu and select SilverFast (Epson Expr 1680) from the Import pop-up menu. Click the Preview button. In the Preview window on the left, drag the dotted-line marquee around the area of the artwork you wish to scan. Enter in the correct DPI under Resolution (see General guidelines for scanning, above). Select the appropriate Color Mode for the artwork you are scanning, either Color(Photos), Grayscale, or Black and White.

Optionally, you can enter in a percentage to Scale your artwork.

Click the Scan button. Close the window to exit the scanning software.

If the Canon scanner software does not operate properly, make sure Classic is not running. Quit Adobe Photoshop and go to the Apple menu to System preferences and select Classic. If Classic is running, click the Stop button. Re-launch Adobe Photoshop and re-launch the scanner software.


Scanning film strips or slides