摘要 |
<p>The invention relates to an optical recording and reproducing device. This device comprises means for receiving a recording medium (204), a radiation source (200) for producing a radiation beam, means (206) for detecting light corresponding to a holographic signal recorded in the recording medium, means (202) for directing the radiation beam towards the receiving means, and a reflective spatial light modulator (205) placed on the other side of the receiving means with respect to the detecting means.</p> |