PowerPhotonic, a developer and manufacturer of freeform, wafer-scale optics, based in Fife, UK, has this week been exhibiting and presenting an invited paper at SPIE Sensors and Imaging, in Amsterdam, ...

The Bessel beam, with a significant depth of field and self-healing characteristics, has been applied in widespread applications, including quantum entanglement, underwater 3D imaging, optical ...

Most laser sources produce Gaussian beams that diverge as they propagate. This natural spreading limits their effectiveness in applications that require light to remain concentrated over long ...

Optical fibre, as the basic carrier of modern high-speed and high-capacity communication, is the key to the interconnection of the world. With the rapid development of the communications industry in ...