image_mag

pygrin.pygrin.image_mag(n_0, pitch, length, s)[source]

Transverse magnification of an object located at s.

Parameters:

  • n_0 – index of refraction at center of grin lens [unitless]

  • pitch – pitch or period of the lens [unitless]

  • length – axial length of the lens [mm]

  • s – distance from front of lens to object [mm]

Returns:

float – the transvers magnification [unitless]