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Advanced optical designs for eye-mounted imaging systems

  • US 10,712,564 B2
  • Filed: 07/13/2018
  • Issued: 07/14/2020
  • Est. Priority Date: 07/13/2018
  • Status: Active Grant
First Claim
Patent Images

1. An eye-mounted device comprising:

  • a contact lens; and

    a femtocamera mounted in the contact lens, where the femtocamera is not larger than 2 mm×

    2 mm×

    2 mm, the femtocamera comprising;

    a front aperture facing away from a user'"'"'s eye and towards an external environment;

    a concave primary mirror facing the front aperture;

    a convex secondary mirror facing the concave primary mirror;

    an image sensor, the primary mirror and secondary mirror cooperating to image the external environment onto the image sensor; and

    a baffle system comprising;

    a three-dimensional obscuration extending from the secondary mirror towards the primary mirror, where the obscuration blocks extraneous rays from the external environment from reaching the image sensor.

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