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Focus module and components with actuator

  • US 8,687,282 B2
  • Filed: 09/26/2011
  • Issued: 04/01/2014
  • Est. Priority Date: 12/15/2006
  • Status: Active Grant
First Claim
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1. A portable data collection device comprising:

  • an illumination source for illuminating a target with a light source;

    a focus module capturing light from the light source reflecting from the target, the focus module comprising,a boundary element;

    a focus membrane; and

    a focus fluid entrapped between said boundary element and said focus membrane;

    a deforming element in communication with said focus module; and

    a lens controller coupled to the deforming element,wherein the lens controller provides a control signal to the deforming element so as to vary a force applied by the deforming element to said focus membrane, wherein the deforming element comprises a ring shaped structure that supports a plurality of tabs that extend inward from the ring shaped structure, the plurality of tabs curling in the direction of the focus membrane to change a curvature of the focus membrane when the deforming element is activated.

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