| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a laser rader device which can simultaneously detect a plurality of detection objects differing in distance and which can perform highly accurate ranging at low cost. <P>SOLUTION: A laser rader device includes: a light source; a light scanning part scanning light emitted from the light source; and a light receiving part receiving the light reflected on a detection object by applying the light emitted from the light scanning part to the detection object. A porous member having a plurality of through holes is installed between the detection object and the light receiving part. <P>COPYRIGHT: (C)2013,JPO&INPIT |
