The testing of the device shows that the extinction ratio ER of the device is greater than 20dB and the insertion loss IL within the 112nm operating bandwidth range of 1477nm~1589nnm wavelengths
The test results of the device show that the extinction ratio ER>20dB and the insertion loss IL of the device are within the working bandwidth of 112nm with the wavelength of 1477nm~1589nnm.