| 摘要 |
The present invention relates to a setup for storing data in a holographic storage medium, said setup comprising a spatial light modulator (SLM) (18) and a phase plate (50), the spatial light modulator having a first pixel structure, the phase plate having a second pixel structure, and the first and the second pixel structures being aligned with each other, wherein a pitch of the second pixel structure is an integer multiple of a pitch of the first pixel structure, the integer multiple being strictly greater than 1.
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