In patients who previously underwent refractive surgery or corneal inlay implantation, the small-aperture IC-8 Apthera IOL ...

As a new type of artificial composite material, metamaterial can achieve arbitrary permittivity in principle and has great potential in the field of radome. Based on the metamaterial theory, a new ...

If you've ever consumed food made with olive oil, there's a good chance you've unknowingly ingested materials capable of ...

Researchers in Italy have tested how perovskite solar cells could perform underwater and have found that, at very shallow depths, they may even achieve a higher power conversion efficiencies compared ...

A novel method for the measurement of ultra small refractive index differences between two wavelengths is demonstrated. The method is based on the change of the phase matching conditions of a ...

It is a time when myopia, astigmatism, and primitive patients are inquiring about vision correction during the summer vacation and vacation season for college students. Eye correction surgery to ...

A fully in-situ, optoelectronic mid-infrared filter using silicon metasurfaces and thermo-optic tunability can achieve ...