Then adjust the fiber angle to θ=8°, measure the devices used for TE and TM measurement respectively, and obtain the spectral response in the range of 1540nm~1600nm
Then adjust the optical fiber angle to θ= Measure the devices used for TE and TM measurements at 8 °, and obtain spectral responses in the range of 1540nm to 1600nm
Then the optical fiber angle is adjusted to θ = 8, and the devices used for TE and TM measurement are measured respectively, and the spectral response in the range of 1540 nm to 1600 nm is obtained.