Magnification (Optical) calculator

Linear magnification from image and object heights.

Category: Imaging

Formula: m = hi/ho = -di/do

Inputs

InputParameterUnitDefault
Object hhomm10
Image distdimm200
Object distdomm100

Result with the default inputs

  • Magnification: -2×
  • Image height: -20 mm

Open it with your own values: put each input in the address as a parameter, for example /calculators/magnification-optical?ho=10. A unit other than the listed one goes in <parameter>_unit.

All optics calculators