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Related Experiment Videos

Programmable imaging with two-axis micromirrors.

R Andrew Hicks1, Vasileios T Nasis, Timothy P Kurzweg

  • 1Department of Mathematics, Drexel University, PA 19104, USA. ahicks@math.drexel.edu

Optics Letters
|April 6, 2007
PubMed
Summary
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Researchers developed a novel digital imaging technique using a two-axis tilt micromirror to scan scenes. This method allows for variable image resolution and projection control by strategically sampling grayscale values, creating composite digital images.

Area of Science:

  • Optics and Photonics
  • Digital Imaging Systems
  • Micro-Electro-Mechanical Systems (MEMS)

Background:

  • Traditional digital imaging relies on fixed sensor arrays.
  • Micromirror devices offer dynamic optical path manipulation.
  • Controlling sampling density is key for variable resolution imaging.

Purpose of the Study:

  • To introduce a new method for digital image creation using a scanning micromirror.
  • To demonstrate the capability of achieving variable resolution digital images.
  • To showcase control over image sampling and projection.

Main Methods:

  • Utilized a two-axis tilt micromirror to sequentially scan a scene.
  • Extracted single grayscale values at different mirror orientations.

Related Experiment Videos

  • Developed a voltage table to compensate for nonlinear mirror response, enabling precise control.

    • Main Results:

    • Successfully created composite digital images by combining sampled grayscale values.
    • Demonstrated the principle of variable resolution imaging by controlling sample distribution.
    • Validated the ability to control image projection through precise mirror actuation.

    Conclusions:

    • The micromirror-based scanning approach provides a flexible platform for digital image acquisition.
    • This technique enables the creation of images with user-defined resolution and projection characteristics.
    • The method holds potential for applications requiring adaptive or specialized imaging capabilities.