Request InfoSource PhotonicsBased on InP laser chips, new temperature-hardened transceivers from Source Photonics Inc. are designed for antenna front-haul in wireless infrastructure deployments. The new 90C 10G LR-Lite modules will operate up to 90 °C, which facilitates deployment of more compact and efficient remote radio units (RRUs), enabling higher density and more efficient use of infrastructure and tower investment.See full productRelated content from Photonics MediaPRODUCTSPhotonics.com 3/24/2023TransceiverThe LoRa® Connect LR1121 transceiver from Semtech Corp. provides multiband versatility permitting for single, low-power chip use. The device is pin compatible with current LoRa Edge™...Photonics.com 10/20/2021Pluggable TransceiversFS.com Inc. and Source Photonics Inc. have announced a line of 800-G pluggable transceivers to enable cost-efficient, next-generation 25.6- and 51.2-T datacenter switches. The 2x400G-FR4...Photonics Spectra May 2022 IssueOptical Wavelength MetersThe 238 Series Optical Wavelength Meter from Bristol Instruments Inc. features a broad operational range from 700 to 1650 nm. The device is designed for the precise wavelength characterization...Photonics Spectra February 2023 IssuePolarity DetectorThe RD-P Remote-head Polarity Detector from JGR Optics Inc. integrates with the IL/RL measurement system to reduce testing time and cost of multifiber optical cable assemblies. Proprietary...ARTICLESPhotonics.com 10/14/2022Leonardo DRS Secures Army Contract; ZEISS Microscopy Strikes Contract: Week in Brief: 10/14/2022ARLINGTON, Va. — Leonardo DRS received a contract to produce its next-generation thermal weapon sights for the U.S. Army. The firm fixed-price contract from the U.S. Army Contracting Command is...Photonics.com 7/13/2022Integrated Photonics Processor Outperforms Wireless SystemsAn international team led by researchers at the Politecnico di Milano has devised a way to separate and distinguish optical beams even when the beams are superimposed, and even when the form in which...Photonics.com 6/2/2022Mitsubishi Electric Develops Laser Communications Terminal for Use in SpaceMitsubishi Electric Corp. developed a prototype of an optical receiver for use in laser communication terminals (LCTs). The company claimed that the prototype is the first to integrate space optical...Vision-Spectra.com February 2023 IssueCepton Lidar to Feature in Highway Tolling SystemsCepton has won a multimillion-dollar sales contract from one of the largest highway tolling system operators in the U.S., the lidar technology company said. Under the terms of the contract,...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookOTDRs: Finding the Weak Spots in Fiber Links: The optical time-domain reflectometer (OTDR) is used to characterize a fiber optic span. It performs single-ended tests and can calculate fiber attenuation and uniformity and splice and connector losses. It can also locate breaks and determine fiber length. Its ability to locate and measure reflectance and loss makes it the troubleshooting and fault locating equipment of choice. New generation OTDRs include advanced functions such as macrobend location, active-fiber testing and automatic trace acquisition.An optical time-domain reflectometer sends short pulses of light into a fiber and measures its reflections as a function of time. The delay of these reflections to the detector as well as their...Photonics HandbookFiber Optics: Understanding the Basics: Nothing has changed the world of communications as much as the development and implementation of optical fiber. This article provides the basic principles needed to work with this technology.Optical fibers are made from either glass or plastic. Most are roughly the diameter of a human hair, and they may be many miles long. Light is transmitted along the center of the fiber from one end...Photonics HandbookPolarization in Fiber Systems: Squeezing out More Bandwidth: To appease the demand for bandwidth, telecommunication operators are pushed to increase the per-channel data rate of wavelength division multiplexing (WDM) systems.As bit rates increase to meet expanding demand, systems have become increasingly sensitive to polarization-related impairments. These include polarization mode dispersion (PMD) in optical fibers,...Photonics HandbookSpectrum Analysis for DWDM: New Instruments Meet the Challenge: The demand for bandwidth drives a growing need for a new breed of test and measurement instruments.As system and cable installers try to optimize their links, the preferred method has become high-speed DWDM. This demand for bandwidth has led to the development of new test and measurement...WHITEPAPERSPhotonics.com 5/4/2022Specialty Fiber Preforms for Industrial ApplicationsEnabling new laser applications with fused silica fibers.Photonics.com 12/2/2022Fast Axis Collimator Lenses (FACs) - The Essential Components for Laser DiodesWe started developing FACs more than 15 years ago. The result is highly automated in-house processes which allow for competitive prices – even with high volumes. Diode lasers are efficient, compact,...Photonics.com 12/2/2022Micro Lenses for Imaging Systems - Submillimeter Components and Complex Compound ElementsWe combine all resources for your successful micro imaging needs under one roof. We are specialists in ready-to-install, small and high-precision individual lenses and cemented elements. Our...Photonics.com 7/21/2022Fiber Optic Reflectors for FTTx Network Link MonitoringIn the PON (Passive optical network), especially the complex point-to-multipoint PON ODN (Optical distribution network) topology environment, the rapid monitoring and diagnosis of optical fiber...WEBINARSPhotonics.com 1/12/2023Lessons Learned When Scaling PICs for Volume ProductionAn all-star panel discussion hosted by Optica’s Jose Pozo and featuring experts from the entire PIC value chain to discuss lessons learned when scaling PIC production for volume applications. ...Photonics.com 6/23/2021Polarization Extinction Ratio Measurement in Highly Birefringent Materials: Challenges and SolutionsThe use of polarization maintaining (PM) elements based upon optical fibers and waveguides are constantly growing in many applications, including telecommunications, fiber sensing, medical imaging,...Photonics.com 5/9/2023External Light Sources for Co-Packaged Optics: Applications and BeyondThe networking and computing application landscape is evolving to be cost effective, bandwidth dense, and power efficient. These new requirements bring optics and electronic processors closer...Photonics.com 1/18/2022Si/SiN-Integrated Photonics for Lidar, Quantum, and SensingThe integrated photonics market is a fast-growing domain whose main drivers are the internet and data centers. Photonics-based transceivers are the backbones of today’s internet connectivity...PHOTONICS DICTIONARY+ TERMSEDU.photonics.com 3/22/2016photonicsThe technology of generating and harnessing light and other forms of radiant energy whose quantum unit is the photon. The science includes light emission, transmission, deflection, amplification and...EDU.photonics.com 9/8/2009transceiverAn instrument or system capable of both transmitting and receiving a signal.EDU.photonics.com 9/8/2009bandwidth-limited operationIn fiber optics, the limitation on performance imposed by the system bandwidth rather than the amplitude of the signal.EDU.photonics.com 9/8/2009vapor-phase axial deposition (VAD)A process by which high-quality fiber optics are made. See axial vapor-phase deposition.VIDEOSPhotonics.com 2/21/2018Photonics on the Showroom Floor and in the Lab - LIGHT MATTERS 02.2018On this month's episode of Light Matters, we take you on a brief tour of the Higgins Laboratories at Worcester Polytechnic Institute (WPI). Quinsigamond Community College and WPI received a $4M grant...Photonics.com 1/17/2023Virtual Factory Tour - Fiberoptics Technology Inc.Manufacturing Standard and Custom fiber optics for Industrial, Medical, Commercial, Military, and Machine Vision applications since 1977.Photonics.com 1/25/2016Exploring the City by the Bay - Photonics West Sneak PreviewSan Francisco, home to SPIE Photonics West -- the industry’s largest conference and exposition -- is a city of neighborhoods. In this issue of Sneak Preview -- Photonics West Edition #1 -- Photonics...Photonics.com 3/25/2021Ursula Gibson: Novel Core Optical Fibers and Materials2019 President of The Optical Society and Fulbright Scholar Ursula Gibson details her latest work with novel core optical fibers and their function in expanding applications spanning metrology,...PHOTONICS BUYERS' GUIDE CATEGORIESFiber Optic TransceiversFiber Optic Active ComponentsTransceiversA transceiver is an instrument or system capable of both transmitting and receiving a signal.Fiber Bragg GratingsA fiber bragg grating is a section of an optical fiber where the refractive index has been altered at periodic intervals so that certain wavelengths are transmitted and others are reflected.COMPANIESPhotonics Buyers' GuideMicro Laser Systems Inc.We are a manufacturer of Diffraction Limited Fiber Coupled Laser Systems, Optical Systems, and Fiber Optic Systems from 240 nm to 6000 nm. Unique products include various sizes of Fiber Collimators,...Photonics Buyers' GuidePhotonTec Berlin GmbHPhotonTec Berlin GmbH is located in the Center for Microsystems and Materials (ZMM) in Berlin-Adlershof, Germany. We focus on the development, production, and marketing of fiber-coupled diode lasers...Photonics Buyers' GuideEvanescent Optics Inc.Polarization Maintaining Couplers Evanescent Optics Inc. offers low loss (<0.1dB), high isolation (<-25dB) PM fiber-optic couplers in both fixed ratio and variable models. Our small...Photonics Buyers' GuideFOCtek Photonics Inc.FOCtek provides customers with all types of custom manufactured lenses, Precision Optical Components, Polarizing Optics, Prisms, Filters, Coatings, Optical Systems, Crystals, Nonlinear Crystals,...