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Internal aperture mask for embedded optics

  • US 5,844,722 A
  • Filed: 06/05/1997
  • Issued: 12/01/1998
  • Est. Priority Date: 06/05/1997
  • Status: Expired due to Term
First Claim
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1. An optical system, comprising:

  • an enclosure substantially filled with a fluid and having an aperture for receiving an incident electromagnetic wave;

    an optical component contained within the enclosure for altering the electromagnetic wave received by the enclosure; and

    a wave blocking member at least partially immersed in the fluid for minimizing the scattering of the incident electromagnetic wave.

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