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Autofocals correct presbyopia automatically as a person ages; though klunky in form at present, miniaturization could reduce size and weight, enabling the potential for wearers to purchase only one pair of glasses for life....

Hot bodies, whether human or military vehicles, are hidden by sheet that offers significant improvements over other masks....

This prototype is the first all-optical ultrasound imager to demonstrate video-rate, real-time 2D imaging of biological tissue. ...

The fundus of the eye is the only place where blood vessels can be observed from outside the body, and its observation is useful not only for eye diseases but also for prevention of lifestyle diseases. ...

A femtosecond laser pulse with a frequency of 200 terahertz could generate an ultra-short terahertz signal with a frequency of up to 10 terahertz in the circuits on the chip. ...

Northwestern nanolaser uses same color-changing mechanism as camouflage-capable lizard....

Better sensors will be an essential part of tomorrow’s robots. Optics and photonics technology can be used to improve robots’ awareness of the world around them. ...

The BTS material can be used to construct a sensor to filter out certain polarizations of light to achieve better contrast of the image....

The scanning system, known as photoacoustic computed tomography (PACT), works by shining a near-infrared laser pulse into the breast tissue....

Researchers at the Swiss Center for Electronics and Microtechnology (CSEM) have developed an inkjet printing technique that can be used to print optical components, such as waveguides. The printing approach can also fabricate electronics and microfluidics. “Inkjet printing is a...