Request InfoSantec Corp.Designed with system integration in mind, a new tunable laser from Santec Corp. is suited for spectroscopy and optical coherence tomography (OCT). The HSL-1 is based on electrically pumped vertical-cavity surface-emitting laser (VCSEL) technology. It features a 1060-nm wavelength range, single-mode lasing and long coherence length, variable scan speed and low signal noise. Applications include swept-source OCT, spectroscopy, interferometry and optical sensing.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra June 2023 IssueOptical Power MeterThe OPM-200 power meter from Santec is designed to provide accurate and precise measurements with a dynamic range of +8 dBm to -80 dBm. The system possesses a range of features that includes free...Photonics Spectra June 2023 IssuePump LaserFurukawa Electric has extended the normal C-band range of the FRL1441U Series pump laser to enable applications in the S-band and L-band of high output power, low power consumption for Raman...Photonics Spectra May 2023 IssueSwept Photonics AnalyzerThe SPA-100 Swept Photonics Analyzer from Santec Corp. uses optical frequency domain reflectometry technology to analyze fiber optic and photonic devices with a spatial resolution of 5 μm or...Promoted Content November 2022 IssueSWIR InGaAs Linear SensorBrand new from CLPT are InGaAs linear sensors. 1. 1024 x 1 pixels with a pixel size of 12.5 × 12.5 µm 2. 512 x 1 pixels with a pixel size of 25 × 250 µm The...ARTICLESPhotonics Spectra October 2022 IssueNeedle-Shaped Beams Enhance OCT Image QualityStanford University researchers have developed a method to create needle-shaped laser beams of varying lengths and diameters, capable of increasing the quality of images obtained by OCT and other...Photonics.com 6/23/2022AI, OCT Operate in Tandem to Detect Plaque Erosion in the HeartResearchers from the University of Electronic Science and Technology of China have developed an AI method that can automatically detect plaque erosion in the heart’s arteries using optical...Photonics.com 12/16/2022NASA Launches Lunar Flashlight: Week in Brief: 12/16/22NASA’s Lunar Flashlight has communicated with mission controllers and confirmed it is healthy after launching Dec. 11 from Cape Canaveral Space Force Station. The satellite embarked on a...Photonics.com 4/21/2023National Photonics Initiative Advocates Push for National Quantum Initiative Reauthorization: Week in Brief: 04/21/23National Photonics Initiative (NPI) advocates met with lawmakers this week to discuss reauthorization of the National Quantum Initiative (NQI), which was originally signed into law in 2018....PHOTONICS HANDBOOK ARTICLESPhotonics HandbookSemiconductor Lasers: An Overview of Commercial Devices: Within only a few decades, the semiconductor laser diode has evolved into a family of robust, reliable devices, with individual conversion efficiencies of better than 60 percent, continuous output powers of several kilowatts, modulation rates of several tens of gigahertz, and wavelengths from 0.4 to beyond 2 µm. This article discusses the structures and characteristics of the most common commercial varieties.Laser diodes vary widely in their wavelengths, powers, spectra and beam quality. Yet they share two fundamental components with all other lasers: an optical amplifier and a resonator that confines...Photonics HandbookSilicon Photonics: Light Is the Ultimate Medium for High-Speed Communications: Thanks to innovations with heterogeneous material integration and multiphotonic layer stacking, silicon photonics will drive optical solutions to high volumes and low costs.Silicon photonics is widely considered a key enabling technology for further development of optical interconnect solutions needed to address growing traffic on the internet. From the first submarine...Photonics HandbookLasers: Understanding the Basics: Although lasers range from quantum-dot to football-field size and utilize materials from free electrons to solids, the underlying operating principles are always the same. This article provides the basic information about how and why lasers work.Over 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 Safety: Important Considerations: Laser safety is nothing to scoff at; lasers can be hazardous. Enter Class 1 laser products — lasers that are so safe that the user doesn’t require specific laser safety training or protective eyewear. Some precautions still exist, though.When purchasing an industrial laser system, the astute buyer will look for a Class 1 laser product — a system where the laser beam hazard is completely enclosed and there is no potential laser...WHITEPAPERSPhotonics.com 9/19/2022Advantages of VPH GratingsThe term 'diffraction grating' often brings to mind a surface relief grating, with ruled lines and a delicate surface. A transmission grating, however, opens up many new options for the optical...Photonics.com 1/17/2023Pesticide Detection on Apple Skin Using SERSProtecting food crops is vital to the world’s food chain, and pesticides are a critical tool to kill, repel, and control pests. One method to reduce the dangers of pesticides is limiting the allowed...Photonics.com 12/2/2022Innovating the Tunable Light Source - How the Tunable Laser System is Applied in Fluorescence MicroscopyThe market for the tunable light source is ever expanding due to its uses in countless fields, such as the inspection industry, machine visioning, and a wide range of optical experiments....Photonics.com 8/17/2022Photoluminescence Spectroscopy of Carbon DotsCarbon dots (C-dots) are nanoparticles composed of carbon with diameters below 10 nm. They were accidentally discovered in 2004 by Xu, et al1 when researching methods to purify carbon nanotubes....WEBINARSPhotonics.com 10/25/2022Multimodal Functional OCT for Clinical Assessment of Oral Soft and Hard Tissue ConditionsOptical coherence tomography (OCT) is a noninvasive technique providing cross-sectional images of tissue microstructures and functional information with high resolution. Subhash reports on the...Photonics.com 10/26/2021Femtosecond Lasers for High-Resolution Bone Tissue SurgeryIn the last decade, lasers have become the tools of choice for next-generation tissue surgeries. Thanks to their unique properties, femtosecond lasers are currently considered for high-resolution...Photonics.com 10/25/2022Compact and Customizable SS-OCT Platform for Rapid Integration and Product DevelopmentSwept-source optical coherence tomography (SS-OCT) system performance is primarily determined by the rapid tuning speed and wide tuning bandwidth of the swept laser source, as well as the...Photonics.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 DICTIONARY+ TERMSEDU.photonics.com 6/28/2017optical coherence tomography angiographyAlso known as OCT-A, optical coherence tomography angiography is an imaging technique that uses light waves to measure changes in the reflectance characteristics, enabling the the quantitative...EDU.photonics.com 3/5/2018optical coherence tomography (OCT)A noninvasive (typically medical) optical imaging acquisition technique that uses light waves to form distinct, three dimensional, layered cross-sectional images of an optical scattering media (i.e....EDU.photonics.com 9/8/2009donpishaA type of asynchronous shutter device that is used particularly in CCD sensor applications to capture an image of a high-speed subject with no time delay. The word donpisha is taken from the Japanese...EDU.photonics.com 9/8/2009himawariA system of Japanese origin that utilizes Fresnel lenses and a fiber optic network to transmit sunlight to otherwise inaccessible areas.VIDEOSPhotonics.com 5/10/2022Brain Imaging and Measurement — All Things Neurophotonics With David BoasDavid Boas, director of the Boston University Neurophotonics Center, is our guest. The episode introduces techniques including functional near-infrared spectroscopy (fNIRS), laser speckle contrast...Photonics.com 5/26/2017Star Wars 'Superlaser' Meets Reality - LIGHT MATTERS 05.2017The "superlaser" technology used by the Death Star space station may be closer to reality than you think, according to researchers in Australia who have proven that multiplying laser beams with a...Photonics.com 4/3/2013Photonic Silicon & 3-D Printable Optics - LIGHT MATTERS 04.03.2013-Shrinking OCT -Photonic Logic Gate -Intravascular OCT This week on Light matters: bulk silicon emits visible light, 3-D printable optics are open sourced, a European project aims to shrink light...Photonics.com 5/8/2013LED Grown Tomatoes & Bug Eye Cameras - LIGHT MATTERS 05.08.2013-Bugs Eye Camera -LED Tomatoes -Asbestos Detection This week on Light Matters: a new digital camera offers a wide-angle bug’s eye view and nearly infinite depth of field, OCT improves lens...PHOTONICS BUYERS' GUIDE CATEGORIESOptical Coherence Tomography Imaging SystemsAn optical coherence tomography imaging system is a medical diagnosis technique that uses lightwaves to form cross-sectional images of a patient's retina.Superluminescent Light-Emitting Diodes (LEDs)A superluminescent light-emitting diode is an emitter based on stimulated emission with amplification but insufficient feedback for oscillation to build up.Narrowband LasersThermistorsCOMPANIESPhotonics Buyers' GuideWasatch Photonics Inc.At Wasatch Photonics, we’re fascinated by the many ways light can be used to understand nature and solve the problems that touch our lives each day, and it shows in our innovation, applications...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' 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' 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,...