| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an optical component capable of excellently removing dust or the like, and to provide an optical equipment including the optical component. <P>SOLUTION: The optical component includes a birefringence plate 22 for separating an incident light beam into two directions and a vibration member 20 provided in the birefringence plate along a separating direction 81, that is a separating direction of the light beam, for vibrating the birefringence plate. <P>COPYRIGHT: (C)2010,JPO&INPIT |
