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Holographic data storage

Coming of age

Holographic data storage is poised to change the way we write and retrieve data forever. After many years of developing appropriate recording media and optical read–write architectures, this promising technology is now moving to the market.

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Figure 1: Optical architecture for recording data using polytopic multiplexing and phase conjugation.
Figure 2: Formation of a refractive-index pattern in a photopolymer following exposure to a hologram.
Figure 3


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Correspondence to Lisa Dhar or Thomas Fäcke.

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Dhar, L., Curtis, K. & Fäcke, T. Coming of age. Nature Photon 2, 403–405 (2008).

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