A design of ultra-wide-angle reflective polarization conversion metasurfaces (PCM) is realized by using bi-layered metasurfaces backed with metal ground. The upper layer of the element is an ...

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This study presents the design, development, and evaluation of a novel radio frequency (RF) direction-finding system for wide field-of-view applications. Combining a novel graded index lens based on a ...

Now, Tamron has announced the final lens in its fast-aperture zoom trinity – the 16-30mm f/2.8 Di III VXD G2. Designed for ...