The aim of this review is to summarize the clinical outcomes reported in patients following the implantation of the hydrophobic diffractive trifocal FineVision HP intraocular lens (IOL). A literature ...

Internal displacement has long been a neglected issue on the international stage. But recent years have seen an uptick in policy momentum – spearheaded by the creation of a High-Level Panel on ...

Keywords: achromatic diffractive optical elements / Pacharatnam-Berry phase optical elements / liquid crystal planar optics / near-eye displays Shin-Tson Wu is a Trustee Chair Professor at College ...

Children bear the greatest burden of displacement, making up over half of the displaced population. This marks a threefold increase in displacement within a year, rising from 315,000 in December 2023 ...

The number of people in Haiti who have fled their homes has risen threefold in the last year to more than one million, according to the United Nations. The UN’s International Organization for ...

However, the sensitivity of current FBG (Fiber Bragg Grating) magnetostrictive material-based magnetic ... Magnetostrictive deformation of Terfenol-D is amplified through a displacement amplification ...

Abstract: We propose and validate a new approach for low-back-reflection and high-efficiency silicon waveguide grating couplers (GC) with a fully etched structure. Enhanced coupling efficiency is ...

of which diffractive optical waveguide is further divided into surface relief grating waveguide and volume holographic grating waveguide. At present, the volume holographic grating waveguide HOE is a ...

A U.K.-Portuguese research group is proposing a new solar cell design based on diffraction gratings – optical components that split and diffract light into several beams. They claim this could ...