Request InfoToptica Photonics AGFor use in Raman applications, gas sensing, interferometry, holography and drug screening, Toptica Photonics AG has unveiled the single-frequency dfBeam diode laser. It combines features of the iBeam series with those of distributed feedback laser diodes. It offers a linewidth of <0.001 cm–1, a coherence length of >2.5 m, diffraction-limited TEM00 beam quality, a circular beam shape and a 156 × 56 × 66-mm3 footprint. The company says that coherence properties are maintained even under harsh conditions, and that mode competition and mode hops are eliminated. All laser parameters can be...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra January 2024 IssueCompact Single-Frequency LasersThe 445-nm and 447-nm TopMode lasers from TOPTICA Photonics AG are single-frequency diode lasers made for high-resolution Raman spectroscopy, microlithography, multi-wavelength digital holography,...Photonics Spectra April 2024 IssueRaman Fiber AmplifierThe RFA from TOPTICA Photonics AG is a Raman fiber amplifier that covers a wavelength range from 1120 to 1370 nm. With a high power of 30 W, the amplifier offers a tuning range of up to 10 nm, a...Photonics.com 3/22/2024Laser Ranging ModulesThe LSP-LRS-1200 and -1000 from LumiSpot Tech are 905-nm laser ranging modules that can be used in laser range finding, distance sensing, consumer, and defense applications. The LSP-LRS-1200 can...Photonics Spectra October 2023 IssueUltraviolet LasersThe next generation of low-cost Matrix ns-pulsed UV lasers from Coherent Corp. are designed for high-contrast marking applications in various industries such as consumer goods, industrial...ARTICLESPhotonics.com 6/17/2022VIGO Photonics’ IR Sensors Board NASA’s Orion: Week in Brief: 06/16/22III-V Epi, a provider of compound semiconductor wafer foundry services, completed the Innovate UK-funded, SHARK-VECSELs project with the University of Strathclyde. The project saw the development of...Photonics Spectra October 2023 IssueLens Fabrication Clears Way for Sensor's Optimal Light SourceResearchers from the University of Toulouse have developed a method to fabricate a microlens that could enable more effective portable gas sensing technologies. The researchers used...Photonics.com 6/23/2023ADVA Rebrands as Adtran Networks SE; Swave Photonics Adds Investment Capital: Week in Brief: 06/23/23ADVA Optical Networking SE’s proposed name change to Adtran Networks SE was approved by the 2023 Annual General Meeting of ADVA Optical Networking SE on May 24. The change was registered in the...Photonics.com 8/12/2022SPIE Matches U of A on Greivenkamp Scholarship: 08/12/22SPIE matched the existing $35,000 endowment for the John E. Greivenkamp Endowed Scholarship in Optical Sciences at the University of Arizona’s Wyant College of Optical Sciences, bringing the...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookMeasuring Aspheres: Selecting the Best TechniqueThe benefits of aspheric lenses are numerous: They allow for a reduction in spherical aberrations and are ideal for focusing or collimating light, as they can achieve a low ƒ-number. Aspheres...Photonics HandbookLaser Diodes: Specification GuidelinesWhile some design engineers know exactly what they need from their laser diode, others may choose a partner to navigate what can be a complex development process. Laser diode manufacturers know which...Photonics HandbookAspheric Lenses: Optimizing the DesignWith the understanding of aspheric lens manufacturing provided in part one of this article, designers have the tools to optimize their aspheres; the next step is to understand how to specify and...Photonics HandbookLasers: Understanding the BasicsOver 60 years have passed since the first demonstration of a laser in 1960. After the initial spark of interest, lasers were for a while categorized as “a solution waiting for a problem,”...WHITEPAPERSPhotonics.com 5/22/2023Dual-Band Infrared Bandpass FiltersDual-Band IR filters for the MWIR and LWIR provide high performance in-band and out-of-band.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 2/21/2024Unseen Possibilities of F-Theta LensesF-theta lenses are important compo-nents of machines for laser material processing. They are the part which enables cutting steel by focusing the laser beam. For even machining sur-faces, a couple of...Photonics.com 2/7/2024Direct CPA-Free Pulse AmplificationThe whitepaper describes how femtosecond pulses from a Menhir Photonics MENHIR-1030 seeder can easily be amplified using the modular neoYb amplifiers from neoLASE. The advantages of the presented...WEBINARSPhotonics.com 1/21/2021Raman Spectroscopic Characterization of MicroplasticsPlastic pollution, specifically microplastics and nanoplastics (plastic particulate <5 mm), is a global problem that threatens the environment and potentially human health. Microplastics have been...Photonics.com 1/9/2023Maintaining Narrow Linewidths for Pulsed QCL Lasers in Gas Sensing ApplicationsContinuous wave (CW) operation is generally favored for spectroscopy applications that use quantum cascade lasers (QCLs) because it is associated with a narrower linewidth than pulsed operation....Photonics.com 10/14/2020Setting Up a Simple and Cost-Efficient Two-Photon Microscope for NeuroscienceIn this webinar, Max Eisele, Ph.D., will give an introduction to two-photon microscopy and highlight the potential of multiphoton excitation as compared to the standard fluorescence microscopy...Photonics.com 5/29/2013Developments in Optics and Optical ComponentsFree Webinar Additional Questions & Answers from the Webinar below: Speakers: Dr. Robert R. McLeod Associate Professor and Graduate Director Electrical, Computer and Energy...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionaryquantum cascade laserA quantum cascade laser (QCL) is a type of semiconductor laser that operates based on the principles of quantum mechanics. It is a versatile and powerful device used for emitting coherent light in...Photonics Dictionaryhelium-neon laserA helium-neon (HeNe) laser is a type of gas laser that emits visible red light at a wavelength of 632.8 nm. It operates based on the principle of stimulated emission of photons from excited helium...Photonics DictionaryphaseIn optics and photonics, "phase" refers to a property of electromagnetic waves, such as light, that describes the position of a wave at a given point in time within its oscillation cycle. More...Photonics Dictionarytime-averaged holographyAlthough low in sensitivity (approximately 10-7 m for helium-neon lasers), this holographic technique permits quantitative assessment of entire vibratory patterns of given structures in a single...VIDEOSPhotonics.com 3/15/2022Inside the Vintage Laser Archives — With Bob HessBob Hess, one of the world’s leading collectors of lasers, laser accessories, and holograms, takes us through his exhibit, “Vintage Lasers & Holograms,” on now in Tempe, Ariz. Hess is a career...Photonics.com 9/28/2017Light Matters Extra: Optics & Photonics Technology Program, STCC - 09.2017In this month’s Light Matters Extra, we take you to the Springfield Technical Community College campus and introduce you to Professor Nick Massa, who has been teaching Optics and Photonics there for...Photonics.com 1/4/2016Susan Houde-Walter, LaserMax2005 OSA President and OSA Fellow Susan N. Houde-Walter, CEO of LaserMax, USA, reflects on her unusual start in optics and how a hologram inspired her to leave her career in the arts for a career in...Photonics.com 6/26/2013$10, 3-D, DSLR Holograms - LIGHT MATTERS 06.26.2013-Cheap 3-D Holograms -SERS Infection Detection -Multiview 3-D This week on Light Matters: holograms are enabled by a $10 optical chip, Raman spectroscopy and nanoprobes seek to detect infections...PHOTONICS BUYERS' GUIDE CATEGORIESMultigas Lasers (Other)HeCd LasersHolographic Laser SystemsOptical Consulting ServicesCOMPANIESPhotonics 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,...Photonics Buyers' GuideOhara CorporationOHARA manufactures more than 130 environmentally safe optical glass types, free of both lead and arsenic. More than 300 tons of optical glass are melted per month, available in the following forms of...Photonics Buyers' GuideOZ Optics LimitedEstablished in 1985, OZ Optics is a leading worldwide supplier of fiber optic components, test equipment and sensors. OZ Optics manufactures its products in three locations, Ottawa (Canada),...Photonics Buyers' GuideEblana Photonics Ltd.Eblana Photonics specializes in the design and production of laser diodes in the NIR & MIR (650 nm - 2400 nm) based on our proprietary Discrete-Mode (DM) platform. We enable our customers to...