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Vision system

  • US 7,599,134 B2
  • Filed: 07/28/2008
  • Issued: 10/06/2009
  • Est. Priority Date: 03/24/2006
  • Status: Expired due to Fees
First Claim
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1. An image acquisition system, comprising:

  • a lens structure configured to project an image on an image surface of an image sensor, said lens structure comprising a compound lens, said compound lens comprising at least a first and a second lens element each comprising at least one substantially non-planar lens surface, said first and second lens elements comprising different lens materials, said first and second lens elements are in direct contact with one another, such that there is no interposing material, such as a glue layer, an air gap, or any other imposing material therebetween, wherein said first and second lens elements are configured to function in combination to at least partially correct chromatic aberration.

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