US Patent 7573800 Optical pickup and optical disk apparatus
Patent 7573800 was granted and assigned to Panasonic on August, 2009 by the United States Patent and Trademark Office.
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An optical pickup and an optical disk apparatus of the invention includes a light source 1 mounted with a light-emitting element constituted of a monoblock on a surface of a plate 6 and emitting plural light beams, a light-receiving element 2, optical members 4, 5 and a coupling base 3 for coupling the light source 1, the light-receiving element 2 and the optical members 4, 5, wherein a light from the light source 1 is directed through the optical members 4, 5 toward an optical disk, and a returning light from the optical disk is guided through the optical members 4, 5 to the light-receiving element 2, characterized in that the plate 6 provided in the light source 1 and the coupling base 3 are adjoined by a solder.
US Patent 07573800 Optical pickup and optical disk apparatus US Patent 7573800 Optical pickup and optical disk apparatus
US Patent 07573800 Optical pickup and optical disk apparatus
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