Areamm2=(25.4PPI)2cap A r e a sub m m squared end-sub equals open paren the fraction with numerator 25.4 and denominator cap P cap P cap I end-fraction close paren squared
Mastering Pixel-to-Area Conversion: The New Standard for Calculating mm2m m squared pixel value mm2 new
For a total object area, the calculation follows this workflow: how to convert pixels in mm - Adobe Community Areamm2=(25