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]