Request InfoOptical Surfaces Ltd.The A1 series of compact beam expanders from Optical Surfaces Ltd. delivers ×30 magnification from 2-mm aperture high-power laser beam lines. Delivering artifact-free high magnification, the expanders are particularly useful for high-energy applications with lasers operating within the femtosecond-pulse range. They incorporate off-axis mirrors with constant focal lengths, regardless of the wavelength of light being focused, and can be used with collimated polychromatic light without the need of any fine focus adjustment. Supplied housed in a robust aluminium cover, the expanders...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra September 2023 IssueModular Beam ExpanderOptical Surfaces’ pre-aligned large diameter beam expander modules enable complex 5-degrees of freedom set-up in a matter of minutes. The modular beam expander assembly components include...BioPhotonics May/Jun 2023 IssueFemtosecond LaserThe Jasper Micro compact femtosecond laser from Fluence Technology is air-cooled and compact for integration in limited space. Pulse duration is tunable from <270 fs to 8 ps, and optionally...BioPhotonics.com March 2024 IssueErbium Fiber LaserThe ELMO 780 XHP from Menlo Systems is a high-power, industry-grade femtosecond erbium fiber laser that can be used in applications such as multi-photon microscopy and 3D nano printing. Delivering...Photonics Spectra January 2024 IssueF-Theta Objective LensThe JENar™ Silverline™ 340-355-332-S from Jenoptik is an F-Theta objective lens for laser material processing that is specially designed to meet the requirements of solar cell production....ARTICLESPhotonics.com 4/3/2024Fiber Oscillator Extends Femtosecond Lasing to VIS-Based ApplicationsFemtosecond (fs) fiber oscillators are a standard technology used to generate fs laser pulses. They offer a compact design, outstanding performance, and are cost-effective to use. However, the...Photonics Spectra April 2024 IssueUltrafast Phenomenon Prompts Data Storage Efficiency HypothesisA recent discovery from the University of California, Davis (UC Davis), could enable faster and more efficient magnetic hard drives by using ultrafast laser pulses to process data. The findings could...Photonics.com 10/16/2023Femtosecond Laser Integrates Optics in Single Glass Substrate for Easy ManufactureThe short, regular pulses of femtosecond lasers are put to effective use in numerous applications, including laser surgery, micromachining, microscopy, and spectroscopy. Free-space optics...Photonics Spectra August 2023 IssueUltrafast Laser Technology Continues to Achieve New PeaksUltrashort pulse lasers, such as femtosecond lasers, are becoming increasingly easy-to-use plug and play devices suitable for a wide range of industrial and biomedical applications. Fifteen years...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookLaser Beam Measurement: Slit-Based Profilers for Pulsed BeamsMeasuring pulsed-beam lasers has generally required the use of a CCD array profiler. This is a reasonable solution for low-power lasers in the UV and visible wavelength range, but these require...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,”...Photonics HandbookLaser Measurement Systems: Best PracticesGiven the pace at which technology advances, there always seems to be a learning curve. With the abundance of consumer electronics available, there typically is no right or wrong way to use these...Photonics HandbookSolid-State Lasers: Lower Noise Means Higher PerformanceMany linear materials proceseqsing applications call for lasers with continuous-wave (CW) output. For example, early stereolithography systems were based on CW lasers such as argon-ion or HeCd. To...WHITEPAPERSPhotonics.com 12/8/2022Sub 50 Femtosecond Pulse Lasers for Gentler Multiphoton MicroscopyFinding the ideal ultra-fast laser source for a multiphoton imaging setup is not trivial. It is a fine balance between peak power, pulse energy and laser wavelength. In this white paper we show that...Photonics.com 5/16/2022Power is Nothing Without "Pulse to Pulse" Laser ControlWe performed a measurement on different Fast and Ultrafast laser sources with our Blink HS, a new generation of High Speed Laser Energy Sensor. We showed the “Turn on” transient effects, the “pulse...Photonics.com 8/18/2023Principles of Lock-in DetectionExplore the world of lock-in amplifiers in this paper, vital for success in photonics labs. Grasp the details of detecting amplitude and phase amid widespread signal changes from pulsed lasers,...Photonics.com 2/21/2024Heat Conduction Joining the Multispot Focusing LensDespite the rapid development of modern lasers, the Gaussian intensity distribution often leads to problems, especially in laser material processing. When welding wide weld seams, a top-hat profile...WEBINARSPhotonics.com 3/21/2013Techniques in Biophotonic ImagingFREE WEBINAR Sponsored by: Hamamatsu & Applied Scientific Instrumentation Additional Questions & Answers from the webinar are below: Dr. Kimani C. Toussaint Jr. Quantitative...Photonics.com 10/27/2022Femtosecond Lasers Capture Key Diagnostic DetailsOver the past 30 years, near-infrared, Ti:sapphire lasers have made a significant contribution toward our understanding of many key biological processes. The longer-wavelength lasers (>920 nm) can...Photonics.com 5/16/2024Optical Frequency Combs: The Pinnacle of Precision from the Visible to the MIRFrequency comb technology has emerged as a cornerstone of modern science and technology, revolutionizing various fields with its unparalleled precision and versatility. The last few years have seen...Photonics.com 1/19/2021Surface Functionalization with Femtosecond Lasers and ApplicationsFemtosecond lasers are a powerful tool for high-precision materials processing and functionalization. Laser processing led to a range of technologies developed in Guo's lab, including the so-called...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionaryantireflection coatingAn antireflection coating (AR coating) is a thin film or coating applied to optical surfaces, such as lenses or windows, to minimize unwanted reflections and increase the transmission of light...Photonics Dictionarychemical vapor deposition equipmentChemical vapor deposition (CVD) equipment refers to a class of specialized apparatus used in the process of chemical vapor deposition, a technique for depositing thin films of various materials onto...Photonics DictionaryautocollimatorAn autocollimator is an optical instrument used for measuring small angular deviations with high precision. It operates on the principle of autocollimation, where a light source is directed onto a...Photonics Dictionarydesign and engineering consulting servicesDesign and engineering consulting services refer to professional services provided by specialized firms or individuals to assist clients in various aspects of product development, system design, or...VIDEOSPhotonics.com 3/4/2022Lasers for Neuroscience - Toptica Photonics2-photon fluorescence microscopy has become a key technology in biological imaging in neuroscience enabling three-dimensional, noninvasive studies of the neuronal structure and activity on the...Photonics.com 6/20/2023LASEROPTIK Blockbuster 4KWelcome to the movies and inside the home of laser optics and coatings! Get an impression of our daily routine and enjoy our thin films film stars ...Photonics.com 12/15/2020Chunlei Guo: Femtosecond Lasing: Applications and InnovationsChunlei Guo, from the High-Intensity Femtosecond Laser Laboratory in the Institute of Optics at the University of Rochester, discusses his work in laser processing, leading to the discovery of highly...Photonics.com 6/19/2018Tech Transfer Programs Bridge Gap Between Industry and ResearchTechnology Transfer Programs are often a concerted effort to share skills, knowledge, technologies, methods of manufacturing, samples of manufacturing, and facilities among governments or...PHOTONICS BUYERS' GUIDE CATEGORIESFemtosecond LasersA femtosecond laser is a type of laser that emits ultrashort pulses of light with durations on the order of femtoseconds, where one femtosecond is equal to 10^-15 seconds. These lasers are capable of...Angular and Linear Measuring InterferometersFreeform OpticsFreeform optics refers to the design and fabrication of optical surfaces that do not follow traditional symmetric shapes, such as spheres or aspheres. Unlike standard optical components with...ScatterometersA scatterometer is an instrument used to determine the absolute or relative scatter levels of optical surfaces.COMPANIESPhotonics 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' GuideExcelitas Technologies Corp.Excelitas Technologies® Corp. is a leading industrial technology manufacturer focused on delivering innovative, market-driven photonic solutions to meet the illumination, optical, optronic,...Photonics Buyers' GuideEdinburgh Instruments Ltd.Founded in 1971, Edinburgh Instruments Ltd. is a global provider of sophisticated, state-of-the-art analytical instrumentation for optical spectroscopy. We design and manufacture a range of...