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Optics

Beyond diffraction

A material with a cunningly designed optical response overcomes a fundamental limit to image resolution. This 'hyperlens' produces magnified images of objects smaller than the wavelength of the imaging light.

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Figure 1: How to build a hyperlens.

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Narimanov, E., Shalaev, V. Beyond diffraction. Nature 447, 266–267 (2007). https://doi.org/10.1038/447266a

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