Find the dimensions of your digital image in pixels (see how) Find the DPI value of your monitor or your laptop screen (see how) Select your DPI value from dropdown or enter a custom value if yours is not listed Insert your image dimensions in Pixels on specified boxesIf you set the scan to 4x6 inches at 300 dpi at 0% scale, it will scan the 4x6 inches at 600 dpi (will create 2400x3600 pixels), but will set the image files dpi resolution value to the specified 300 dpi so that it will print 2x size or 8x12 inches size on paper at 300 dpi That's the meaning of Scale, and the scanners meaning of Input and Output (what we scan, and what we get) While mostMember of Yoga Alliance Professionals;
How To Understand Pixels Resolution And Resize Your Images In Photoshop Correctly
300 x 600 pixels in inches