Table 1.

Power transfer and total crosstalk of each OAM channel

Power Transfer (dB)	T1 l1 = +1	T1 l2 = −1	T2 l1 = +1	T2 l2 = −1	Crosstalk (dB)
R1 l1 = +1	−7.59	−29.62	−21.04	−29.07	−12.33
R1 l2 = −1	−21.39	−9.64	−27.45	−33.46	−10.57
R2 l1 = +1	−24.11	−33.72	−8.20	−29.58	−14.47
R2 l2 = −1	−32.44	−31.54	−20.37	−8.5	−11.31