04-22-2017, 08:58 PM
(04-22-2017, 06:07 PM)david Wrote: I think the displayed dpi or ppi is a red herring! If when you carry out the conversion from TIFF to JPEG (without scaling the image) you have the same number of pixels, that is all that matters.
When printing the image, if you adjust the size to fit your paper that will automatically adjust the dpi to suit.
Not really. If you scan an image, that value is the only thing that relates you to the original size. So there are cases where it is important.