Development of Optophone with No Diaphragm and Application to Sound Measurement in Jet Flow

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="909437.fig.003a" src="https://static.hindawi.com/articles/aav/volume-2012/909437/figures/909437.fig.003a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Spatial intensity profile</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="909437.fig.003b" src="https://static.hindawi.com/articles/aav/volume-2012/909437/figures/909437.fig.003b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Spatial phase profile</td></tr></table></td></tr></table>

<table>Theoretical profiles of diffracted light distribution.</table>

Advances in Acoustics and Vibration

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Figure 3

Figure 3: Development of Optophone with No Diaphragm and Application to Sound Measurement in Jet Flow 