| Performance |
| project | Test Conditions | unit | parameter |
| category | | | IDWDM |
| Working wavelength | | nm | 1525-1570 |
| center wavelength | | nm | ITU Grid(λc) |
| channel spacing | | GHz | 100 |
| channel bandwidth | | nm | λc ±0.125 |
| Transmission insertion loss | P3→P1@channel bandwidth | dB | ≤1.0 |
| reflection insertion loss | P1<→P2@reflection bandwidth | dB | ≤0.4 |
| Transmission Isolation@Channel Bandwidth | P1→P3@channel bandwidth | dB | ≥30 |
| Transmission Isolation @ Adjacent Channels | P3→P1@adjacent channel | dB | ≥30 |
| Transmission isolation @ non-adjacent channels | P3→P1@non-adjacent channel | dB | ≥45 |
| reflection isolation | P1<P2@channel bandwidth | dB | ≥12 |
| polarization | | dB | ≤0.25 |
| return loss | | dB | ≥45 |
| directionality | | ps | ≥45 |
| Withstand power continuous light | | mw | ≤500 | ≤2000 |
| withstand power pulsed light | | KW | | ≤1.5 |
| Fiber type | | | CORNING SMF-28 UItra |
| package size | |  | 3.6×28(glass tube)/5.5×33(steel tube) |
