Exhibition on Lasers, Optics & Photonics

Advancements in Photonics

The word photonics developed as an outgrowth of the first practical semiconductor light emitters invented in the early 1960s and opticalfibers developed in the 1970s. It also relates to the emerging science of quantum information. Photonics science includes the emission, generation, modulation, transmission; signal processing, amplification, switching, and detection/sensing of light. However covering all light technical applications over the whole spectrum, most photonic applications are in the range of near-infrared light and visible. Other emergent fields include opt-atomics, in which it integrates both photonic and atomic devices for applications such as precision timekeeping, metrology, navigation and Polari tonics, which vary from photonics in that the fundamental information carrier is a polarizing, which is a mixture of phonons and photons, and operates in the range of frequencies from 300 gigahertz to almost 10 terahertz.