| 摘要 |
The invention relates to a device for illuminating a photo-sensitive medium (6) at an illumination zone (6), said apparatus comprising an illumination device and light valves (49) arranged between the illumination device and the illumination zone. The unique aspect of the invention is that the illumination device comprises two or more laser sources (11, 21, 31, 41) arranged in one or more fixing devices.
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