| 摘要 |
A device for holding a charge couple device (CCD) in an optical scanner he optical alignment of the CCD to the position of scanned image of document can be easily made. The device includes a holder for holding a lens and providing a focused image taken from the scanned document; and a positioning element precisely fitted to the holder by fitting means, adapting a CCD aligned with the focused image. The positioning element is furnished with a matching hole for carrying a bottom portion of said CCD. Some positioning bosses and holes are correspondingly furnished on the positioning elements and the holder for matching each other so that optical alignment of the CCD relative to the holder can be easily made by the assembly without further adjustment.
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