| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a miniaturized optical unit or the like. <P>SOLUTION: An optical unit 10 includes: a first member 21 having an opening 23; a second member 30 which holds an optical system L1 and is disposed so that the optical system faces the opening 23 and can be moved relatively to the first member; an irradiation part 51 which irradiates the second member 30 with light; detection means 52 which receives light irradiated by the irradiation part 51 via the second member 30 to detect the position of the second member 30; and a projecting part 61 which projects from the first member 21 toward a gap between the first member and the second member. <P>COPYRIGHT: (C)2013,JPO&INPIT |
