Scientists turbocharge high-resolution, 3-D imaging
(PHYSorg.com Physics)

You may not have heard of optical coherence tomography, or OCT. But if you`ve visited an ophthalmologist recently, chances are your eye came within an inch or two of a scanning device employing the technology. Tens of thousands of these devices are in place in doctors` offices, where they`re widely used to check for eye diseases.