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 December 2023 IssueO-Band Swept Photonics AnalyzerThe SPA-100 O-Band Swept Photonics Analyzer from Santec leverages the sweeping range of a tunable laser to maintain a high resolution reflectometer (<6 µm). Previously only available in a CL...Photonics 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 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 January 2024 IssueUltrafast Optical Coherence Tomography (OCT) with Phantom High-Speed CameraOptical coherence tomography (OCT) is a noninvasive/nondestructive imaging technique. Filling a unique gap between the use of ultrasound (for great imaging depth) and confocal microscopy (for great...ARTICLESBioPhotonics.com December 2023 IssueLasers, Spectroscopy, and OCT Cut Bone SafelyResearchers at the University of Basel have developed a system that increases the safety and precision of lasers used to cut bone in surgical settings. The system is able to cut bone, control the...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 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 HANDBOOK ARTICLESPhotonics HandbookSemiconductor Lasers: An Overview of Commercial DevicesLaser 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 CommunicationsSilicon 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 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 Safety: Important ConsiderationsWhen 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 9/29/2023Accuracy in Optical DesignAnswering some common questions new users of optical design and analysis software have are “How accurate are the results?” or “Can I trust the results I get?” and discussing the importance of...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 5/4/2022Specialty Fiber Preforms for Industrial ApplicationsEnabling new laser applications with fused silica fibers.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 10/25/2022Compact 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 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 10/26/2023High-speed Tunable VCSEL for SS-OCT ImagingThis presentation by Excelitas Technologies® discusses the introduction and integration of swept vertical-cavity surface-emitting lasers (VCSELs) to address challenges in OCT imaging. OCT has...PHOTONICS DICTIONARY+ TERMSPhotonics DictionaryGaAlAs laserA GaAlAs laser is a type of semiconductor laser diode that emits light in the near-infrared region of the electromagnetic spectrum. It is composed of layers of gallium, aluminum, and arsenic, hence...Photonics Dictionaryfiber laserA fiber laser is a type of laser in which the active gain medium is an optical fiber doped with rare-earth ions such as erbium, ytterbium, or neodymium. Fiber lasers generate coherent light through...Photonics Dictionaryswept-source laserA swept-source laser, also known as a wavelength-swept laser, is a type of laser that rapidly and continuously changes its emission wavelength over time. This continuous wavelength tuning is achieved...Photonics DictionarysupercontinuumSupercontinuum refers to a broad spectrum of light that spans a wide range of wavelengths, typically from the visible to the near-infrared or even mid-infrared regions of the electromagnetic...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 5/8/2013LED 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.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 5/26/2017Star 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 BUYERS' GUIDE CATEGORIESOptical Coherence Tomography Imaging SystemsAn optical coherence tomography imaging system is a non-invasive 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' 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,...Photonics Buyers' GuideFermionics Opto-TechnologyFermionics Opto-Technology is an independent manufacturer of InGaAs photodiodes for data, voice, and video communications; large-area photodiodes for instrumentation and sensing applications; optical...