Take passport photos with your webcam online help

Settings Remark
Pass photo size unit Select one of the following measurement units: inches (in), centimeters (cm), millimeters (mm) or pixels (px).

The pass photo width and height, and the head height are converted the selected unit.

Passport photo dimensions

Inches, centimeters or millimeters can be converted into pixels based on a resolution of 600 dpi (dots per inch).
This means 2 inch is converted to 2 x 600 = 1200 pixels.
600 dpi is used to create photo quality images.