| 摘要 |
<P>PROBLEM TO BE SOLVED: To accurately adjust beam pitch by turning light sources. Ž<P>SOLUTION: When the light sources 70A to 70D are mounted on a core housing 120, notched parts 70d formed on the stem part 70b of each of the light sources 70A to 70D is superimposed with each of notched parts 121b formed on the engagement part 121 of the core housing 120. Then, the end part of a flathead screwdriver 90, for example, is inserted between the notched part 70d and the notched part 121b and the flathead screwdriver 90 is turned, thus the angles of the light sources 70A to 70D inserted in the engagement parts 121 are adjustable. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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