Request InfoGuilin GLSUN Science and Tech Group Co. Ltd.GUILIN, China, May 12, 2016 — The CWDM (coarse wavelength division multiplexing) device from GLsun Science and Tech Co. Ltd. features low insertion loss, high channel isolation and low polarization-dependent loss. The device can realize the multiplexing and demultiplexing between two communication channels, and can expand the capacity of single fiber to achieve bidirectional communication. Applications include optical network upgrade and expansion.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra November 2023 IssueOptical Communications ModulesLIGHTPASS -EOB II 128G (shown) and -EOS 100G from I-PEX are multimode active optical modules featuring a silicon photonics integrated circuit “IOCore™” supporting stable operation...Vision Spectra Spring 2024 IssueAI Computing SystemThe ICS-1000 from Vecow is an expandable GPU-accelerated system powered by an Intel® Xeon® D-2800/D-2700 processor. 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The new network design combines different types of...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookConnectors and Splices: Correct Alignment Spells SuccessJust as an electronic connector provides a pluggable connection between electronic circuits, a fiber optic connector provides an optical one. The goal is joining a fiber to a transmitter, receiver or...Photonics HandbookCharacterizing High-Speed Transmitters: The Emphasis Is on WaveformsAn indicator of how well the entire system performs is a measurement called bit-error-ratio (BER). Acceptable BERs range from one error per billion to one per trillion bits transmitted. It is rare...Photonics HandbookSpectrum Analysis for DWDM: New Instruments Meet the ChallengeAs system and cable installers try to optimize their links, the preferred method has become high-speed DWDM. 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Designers active in this field rely on...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionarydiffraction gratingA diffraction grating is an optical component consisting of a surface with a periodic structure of equally spaced, parallel grooves or rulings. These rulings act as an array of closely spaced slits...Photonics Dictionarymicrolens arrayA microlens array is a grid-like structure composed of numerous small lenses, typically arranged in a regular pattern. Each individual lens in the array is referred to as a microlens. These...Photonics Dictionaryoptical communicationsThe transmission and reception of information by optical devices and sensors.Photonics DictionarylatticeIn photonics, a lattice refers to a periodic arrangement of optical elements or structures, often on a microscopic or nanoscopic scale. 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