Table 1.
Acoustic properties of prospective lens fluids and water.21
| Liquid | Density (kg/m3) | Speed of sound (m/s) | Attenuation (Np/cm/MHz) |
|---|---|---|---|
| Silicone oil | 980 | 1002 | 0.055 |
| Perfluorocarbon | 1820 | 610 | 0.006 |
| Water | 1050 | 1484 | ~0 |
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