Axicon.focalLineLength¶

raytracing.Axicon.focalLineLength(self, yMax=None)

Provides the line length, assuming a ray at height yMax

Parameters:	yMax (float) – the height of the ray (default=None) If no height is defined for the ray, then yMax would be set to the height of the axicon (apertureDiameter/2)
Returns:	focalLineLength – the length of the focal line
Return type:	float