Sunday, February 12, 2006

Fluid droplets could replace plastic lenses in cell-phone cameras

Plastic lens in most camera phones may be replaced with a drop of liquid, such as water, that could be auto-focused by varying the amount of pressure applied to the drop. Such a lens has no moving parts, making it rugged, and it uses only minimal electricity, so it would not drain a cell-phone battery. Additionally, the optical properties of liquids can be better than standard lens material. Read more...


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