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Image pickup apparatus and image pickup method

  • US 7,577,299 B2
  • Filed: 03/01/2004
  • Issued: 08/18/2009
  • Est. Priority Date: 03/05/2003
  • Status: Expired due to Fees
First Claim
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1. An image pickup apparatus comprising:

  • an image pickup portion that receives an incident light from an image-pickup object and performs a photoelectric conversion of the light; and

    an image processing portion that performs a spatial filter process of removing a predetermined low-frequency component from a picked-up image output by the image pickup portion,wherein due to the spatial filter process performed by the image processing portion, a pixel brightness value of the picked-up image of a range of at least a predetermined distance from the image pickup portion becomes relatively greater than a pixel brightness value of the picked-up image of a second range of less than the predetermined distance from the image pickup portion.

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