Scanned Item or Destination

Its Resolution

Scan at resolutions higher than 300 dpi only when you want to enlarge something tinya postage stamp, for instanceto view minute details.

Figure 4-9. This Properties box lets you choose a resolution suitable for whatever you intend to do with your scanned image. The Resolution's menu lists all the resolutions your scanner can handle, usually 50 to 2400 dpi or more, but you rarely want anything more than 300. As a general rule of thumb, choose 75 dpi for photos you're going to email, 150 when using your scanner as a copy machine, and 300 for photos you want to print out.

Figure 4-9. This Properties box lets you choose a resolution suitable for whatever you intend to do with your scanned image. The Resolution's menu lists all the resolutions your scanner can handle, usually 50 to 2400 dpi or more, but you rarely want anything more than 300. As a general rule of thumb, choose 75 dpi for photos you're going to email, 150 when using your scanner as a copy machine, and 300 for photos you want to print out.

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