microns to ppi   (02/14/2011, 10:41 AM)

Trying to locate a formula for the conversion of micron to ppi???

 


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02/14/2011, 10:41 AM microns to ppi
07/05/2012, 9:25 AM     Re: microns to ppi
01/16/2020, 9:23 AM     Re: microns to ppi