Stretchable Ultrasound Metalens for Biomedical Zoom Imaging and Bone Quality Assessment with Subwavelength Resolution.
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DOI: 10.1002/smll.202312221
Abstract: Ultrasound imaging is extensively used in biomedical science and clinical practice. Imaging resolution and tunability of imaging plane are key performance indicators, but both remain challenging to be improved due to the longer wavelength compared… read more here.
Keywords: assessment; zoom imaging; resolution; biomedical zoom ... See more keywords
Meta-optics triplet for zoom imaging at mid-wave infrared
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DOI: 10.1063/5.0227368
Abstract: Lenses with dynamic focal length, also called zoom functionality, enable a variety of applications related to imaging and sensing. The traditional approach of stacking refractive lenses to achieve this functionality results in an expensive, heavy… read more here.
Keywords: optics; zoom imaging; wave infrared; imaging mid ... See more keywords