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Wavelength shift of FBG with different sinusoidal embedding period.
| Wavelength Shift (nm) | |||
|---|---|---|---|
| Period I (green) ω = 0.5 |
Period II (blue) ω = 1 |
Period III (gray) ω = 2 |
|
| Actuated-no object | 0.1472 | 0.0382 | 0.0207 |
| Actuated-15g sphere | 0.1661 | 0.0507 | 0.0276 |
| Actuated-25g sphere | 0.1747 | 0.0627 | 0.0352 |
| Actuated-35g sphere | 0.1825 | 0.0822 | 0.0394 |
| Deactuated | 0 | 0 | 0 |
