def get_position_mirror_phi(self): return self.steps_to_degree(sd.position(self.a[5]))
def get_position_mirror_z(self): return self.steps_to_mm_absolute_mirror_z(sd.position(self.a[2]))
def get_position_mirror_height(self): return self.steps_to_mm_absolute_mirror_height(sd.position(self.a[3]))
def get_position_camera_x(self): return self.steps_to_mm_absolute_camera_x(sd.position(self.a[1]))