×

Imaging using a multifocal aspheric lens to obtain extended depth of field

  • US 6,927,922 B2
  • Filed: 12/18/2002
  • Issued: 08/09/2005
  • Est. Priority Date: 12/18/2001
  • Status: Expired due to Term
First Claim
Patent Images

1. A system for imaging one or more objects comprising:

  • means for capturing an image of at least one object through a circularly symmetric, multifocal aspheric lens which purposefully blurs the captured image; and

    means for processing the captured blurred image in accordance with the blurring caused by said lens to provide a recovered image of the object having an extended depth of field.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×