Line screen - measures the number of dot lines per inch, which provides an indication of image sharpness. The finer the "screen" used to create printing plates, the more detail can be portrayed in the final printed piece. PsPrint printing presses are run at line screens up to 175 lines per inch.

Lines per inch or LPI - refers to the number of dot lines created per inch, which provides an indication of image sharpness. The finer the "screen" used to create printing plates, the more detail can be portrayed in the final printed piece. Most color printing is performed between 133 and 175 lines per inch. Urban Dreams Design Studio uses 300lpi.