| Tests | No | Test value(m) | Deviation(m) | Tests | Test value(m) | Deviation(m) |
|---|---|---|---|---|---|---|
| 1km single mode fiber(Optical path:1477±5m) Ttransmit:98.25mW Receive:22.35μW |
1 | 1468.8 | -8.2 | 500m single mode fiber(Optical path:739±5m) Transmit:102.38mW Receive:93.19μW |
746.2 | 7.2 |
| 2 | 1468.9 | -8.1 | 744.1 | 5.1 | ||
| 3 | 1489.8 | 12.8 | 740.1 | 1.1 | ||
| 4 | 1490.2 | 13.2 | 742.3 | 3.3 | ||
| 5 | 1481.1 | 4.1 | 730.1 | -8.9 | ||
| 6 | 1493.5 | 16.5 | 750.4 | 11.4 | ||
| 7 | 1481.2 | 4.2 | 736.5 | -2.5 | ||
| 8 | 1475.6 | -1.4 | 746.8 | 7.8 | ||
| 9 | 1470.5 | -6.5 | 743.4 | 4.4 | ||
| 10 | 1474.5 | -2.5 | 741.2 | 2.2 | ||
| Mean value | — | 1479.4 | — | — | 742.1 | — |