ATLANTA, GA—Digital Projection Inc. (DPI) has introduced an integrated suite of image and lens calculators. With DPI’s Calculator Toolbox, users can quickly calculate essential data such as the image ...

We’ve all become accustomed to the PPI (Pixels Per Inch) count on our iPhone and iPad displays, but another metric that’s worth knowing is the DPI (Dots Per Inch) of your mouse. This will determine ...