We focused light into a scattering medium using a spatial light modulator, increasing the optical intensity at the target by 11x. The phase pattern was obtained using a genetic algorithm, with ultrasonically-encoded light as feedback.
© 2014 OSA
J. W. Tay, P. Lai, Y. Suzuki, and L. V. Wang, "Focusing Light in Scattering Media by Ultrasonically-Encoded Wavefront Shaping (SEWS)," in Biomedical Optics 2014, OSA Technical Digest (online) (Optical Society of America, 2014), paper BS3A.58.
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