| 摘要 |
<p>A light deflector (18) comprising a rotating member (28) provided with at least one light transmitting means (30) having an input terminal (30a) and an output terminal (30b). In this light deflector (18), with the rotation of the rotating member (28), a light beam (IL) put into the light transmitting means from the input terminal (30a) is outputted from the output terminal (30b) as a light beam (SIL) to be rotatingly scanned about the rotating axis (26) of the rotating member (28) as a center.</p> |
