Cambridge-based photonic component and telecoms equipment manufacturer Polatis has developed a reconfigurable 32-channel filter which it launched at the European Conference on Optical Communication ...

Researchers experimentally demonstrate flexible and customizable filtering of broadband optical signals using chirped and tilted fiber Bragg grating technique NEW YORK, Sept. 16, 2025 /PRNewswire/ -- ...

Figure 1 Schematic diagram of a three-dimensional integrated multichannel waveguide grating filter: (a) 1:1 planar beam splitter, (b) 1:1 three-dimensional beam splitter, (c) waveguide gratings ...

Spectrogon manufactures optical interference filters, thin film coatings, and holographic diffraction gratings. The filters are used in several applications such as medical, process industry, thermal ...

Tunable filters are optical filters that are suitable for applications requiring wavelength tuning. Two of their main specifications are the optical density (OD) and the out-of-band rejection. The ...

Several light sources produce light across various wavelengths. While this wavelength spectrum can be useful in lighting applications, other applications require light with a restricted visible ...

Optical signal transmission can be significantly improved by limiting the wavelength of transmitted signals. Fiber Bragg grating (FBG) is a technique widely used in optical communication, sensing, and ...