The more important point is that the transmission spectrum of TE mode and TM mode changes extremely smoothly within the working bandwidth, which is highly consistent with the simulation results.
More importantly, the transmission spectrum changes of TE mode and TM mode within the working bandwidth are abnormally stable and highly consistent with the simulation results.
More importantly, in the working bandwidth, the transmission spectrum changes of TE mode and TM mode are extremely stable and the simulation results are highly consistent.