Fig. 1. (a) Planar LC structure of a general PBOE. (b) Chromatic aberration in a broadband PBL. (c) LC structure for a multi-twist PBOE. (d) Experimental result of a broadband PBL. Augmented reality ...
A broad range of optical devices use nanostructured layers and surfaces to manipulate beams of light through diffraction and interference. Example devices include diffraction gratings, metasurfaces, ...
Miniaturized endoscopes with micron resolution, sub-millimeter diameters and 3D imaging capabilities play an important role in medical imaging and diagnostics. Common flexible endoscopes are based on ...
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