Index
RotatedPMFiber/RotatedPMFiber
  obj = RotatedPMFiber(fiber, fLength, vAngles, vTransmissions)
 
  vAngles - each angle is an angle with respect to the previous
  coordinate set.
  the firtst angle is used for prerotation
  if vAngles have length = 2 the last angle is
  used for pos rotation.