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Hermetically sealed endoscope

  • US 9,005,113 B2
  • Filed: 09/18/2013
  • Issued: 04/14/2015
  • Est. Priority Date: 12/21/2006
  • Status: Active Grant
First Claim
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1. An endoscope comprising:

  • a housing;

    an image sensor sensitive to a set of wavelengths of electromagnetic radiation;

    an inner protective window over the image sensor to protect the image sensor, anda first optical component including a first lens;

    wherein the first optical component is positioned at least partially within the housing;

    wherein the inner protective window is transparent to the set of wavelengths of electromagnetic radiation,wherein the inner protective window is positioned between the image sensor and the first optical component,wherein the first optical component further comprises a tube and the first lens is positioned within the tube; and

    wherein a coefficient of thermal expansion of the tube is substantially similar to a coefficient of thermal expansion of the housing.

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