| 摘要 |
PROBLEM TO BE SOLVED: To prevent the sticking or intrusion of foreign materials to the objective lens of a pickup part and the driving device of the lens by providing a transparent cover part for covering the upper surface of the pickup part with an attaching means. SOLUTION: The transparent cover part 100 in an almost rectangular shape is provided so as to cover the upper surface of the pickup part 30 by the attaching means 200. The attaching means 200 is composed of plural hooks 120 formed on the respective sides of the grounding part 111 of the cover part 100 and plural engaging holes 11 respectively formed at positions around the pickup part 30 on a base so as to be engaged with the respective hooks 120. Thus, the sticking or intrusion of the foreign materials such as dust or the like to the objective lens 31 and the surface or inside of the driving device of the objective lens is prevented and the operation faults and performance decline of a compact disk player are prevented. |
