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Licensing agreement advances tiny zoom lenses

BY MATTHEW MILLER -- EDN Europe, 01 Sep 2007

Holochip has signed an agreement to license patented adaptive- lens technologies from the University of Central Florida (www.ucf.edu) for development in products for camera phones, digital cameras, and medical and military equipment. Shin- Tson Wu, a professor in the university’s College of Optics and Photonics, earned the patents, which involve two approaches to adaptive lenses: liquid-crystal lenses, in which an external electric fi eld induces liquid crystals to change their refractive index, and fluidic lenses, in which a flexible capsule containing a transparent optical fluid changes shape to adjustfocal length.

The fl uidic approach suits space-constrained applications, and the liquid-crystal technology affords control over high-order aberrations that can lead to blurriness, making it suitable for applications in free-space optical communications and corrective eye wear, according tothe university.

Holochip, www.holochip.com.


 

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