| 摘要 |
Optical scanner, comprising a laser source for generating a laser beam, a first deflector for deflecting the laser beam towards a array of reflectors, the first deflector and the array of reflectors being rotatable relative to each other about a first axis, drive means for providing a rotation, and at least one detector for detecting backscattered light, further comprising a second deflector being rotatable about a second axis for deflecting the beam reflected by the array of reflectors in a direction substantially parallel or coincident with the second axis.
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