| 摘要 |
<p>Disclosure is a collision preventive device (43) of a pickup device in an apparatus for performing recording or reproducing, with relative movement, to or from an optical information recording medium recorded with information on a track. The device includes a contact portion (43a) to be contacted with a surface of the optical information recording medium earlier than an objective lens (4) when the objective lens approaches the surface of the optical information recording medium, and a non-contact portion (43b) provided adjacent the contact portion not to be contacted with the surface of the optical information recording medium in an area corresponding to a path of a light spot defined by a diameter of the light spot of a light beam on the track. <IMAGE></p> |
