Wednesday, February 3, 2010

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Good Quality Digital Prints

Today I got in a discussion about the resolution that a print should be for it to be considered "good quality."  As a computer scientist, I fell back on the definition of photo quality prints and research based on what the human eye can see.  The other position was a little more subjective (i.e. "good quality" is defined by one person's interpretation of what looks "good").

Photo quality prints are between 240 pixels per inch (PPI) and 300 PPI depending on the information source.  Beyond 250 PPI you will be hard pressed to find any human who can determine differences in print quality.  In other words, a 250 PPI print will