Request InfoBristol Instruments Inc.The 821 laser wavelength meter is for researchers who need to know the exact wavelength of their pulsed laser or OPO. It measures absolute wavelength to an accuracy of ±0.02 cm—1, which is guaranteed by automatic calibration with a built-in wavelength standard. Operation is available from 350 to 1700 nm.See full productRelated content from Photonics MediaPRODUCTSPhotonics.com 2/19/2024Laser Wavelength MetersThe 872A-VIS and 872A-NIR from Bristol Instruments are laser wavelength meters that support laser measurements from 375 to 1700 nm. The 872A models offer a frequency resolution better than 300 kHz at...BioPhotonics Nov/Dec 2022 IssueParticle Image Velocimetry SystemA Particle Image Velocimetry (PIV) system has been announced by Microvec Pte. Ltd., designed for measurements in air and water with velocities of up to 200 m/s. The fully functional system...BioPhotonics Jan/Feb 2024 IssueMid-Infrared QCLsThe sQCL and LaserTune-S from Block Engineering are compact mid-infrared quantum cascade lasers (QCLs) that offer a six-fold increase in laser power, orders of magnitude better thermal and temporal...Photonics.com 8/29/2023Laser RangefinderThe L1535 LASER RANGEFINDER by Lumispot Tech is based on the company’s 1535 nm Erbium-doped glass laser model with a focus on eye safety reaching Class 1 human eye safety standards. The product...ARTICLESPhotonics 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...BioPhotonics Nov/Dec 2023 IssuePhotoacoustic Microscopy Method Delivers Higher SensitivityA multispectral, super-low-dose photoacoustic microscopy (SLD-PAM) system developed by City University of Hong Kong (CUHK) achieves significantly higher sensitivity than traditional optical...Photonics.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...BioPhotonics.com March 2024 IssuePhotoacoustic Device Probes Tissue with Low-Cost Laser DiodesPhotoacoustic (PA) technologies offer a noninvasive approach to probing biological tissues, but have seen limited use in clinical applications, partially due to bulky, expensive laser sources. A...PHOTONICS HANDBOOK ARTICLESPhotonics 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 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 HandbookParticle Image Velocimetry: Basics, Developments and TechniquesParticle image velocimetry (PIV) is an experimental tool in fluid mechanics and aerodynamics. The basic principle involves photographic recording of the motion of microscopic particles that follow...Photonics HandbookDiode-Pumped Lasers: Performance, Reliability Enhance ApplicationsNeodymium-doped crystals and glasses such as Nd:YAG (neodymium:yttrium aluminum garnet) have long been used as laser gain materials. Optically pumped, they produce an output wavelength close to 1...WHITEPAPERSPhotonics.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 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 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 12/15/2023Mini Size 1535-nm Eye-safe Laser Rangefinder Module for Distance SensorThe Lumispot Tech LSP-LRS-0310F is a compact and lightweight laser rangefinder module, notable for being the smallest of its kind, weighing only 33 g. It is a highly precise tool for measuring...WEBINARSPhotonics.com 3/28/2013Laser Transmitters for Fiber Optic CommunicationsFREE WEBINAR Dr. Hamid Hemmati Supervisor, Optical Communications Group Jet Propulsion Laboratory California Institute of Technology In this talk, Dr. Hemmati will cover...Photonics.com 5/15/2018Best Practices: How to Achieve the Most Accurate Laser Energy MeasurementsMeasuring a pulsed laser is complex. Besides power, you also need to worry about pulse energy, frequency, and pulse width (duration). If you need to measure laser pulse energies — perhaps to...Photonics.com 11/15/2012Photonics in Space ApplicationsFREE WEBINAR Webinar Questions and Answers from Dr. Rubenchik: Dr. Alexander Rubenchik Lawrence Livermore National Laboratory, Livermore, Calif. The Promise of Pulsed Lasers in...Photonics.com 1/11/2023Optimizing Micromachining Processes via Pulse-to-Pulse Measurement of Ultrafast LasersSensors based on the laser-induced transverse voltage (LITV) effect offer several advantages over pyroelectric sensors and photodiodes when measuring laser energy. They feature fast sub-nanosecond...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionarycontinuous waveContinuous wave (CW) refers to a type of signal or transmission where the signal is constant and does not vary with time. In various contexts, the term is used to describe continuous, uninterrupted...Photonics Dictionarypulsed-dye laserA laser with a gain medium consisting of an organic dye, which is carbon-based. The dye is mixed with a solvent, allowing the molecules to diffuse evenly throughout the liquid. The dye medium is...Photonics Dictionaryrepetitively pulsed laserA pulsed laser that emits a recurring pulsed output. Frequency of the pulses emitted is known as pulsed recurrence frequency (PRF). When the PRF or duty cycle is very high, repetitively pulsed lasers...Photonics Dictionarylight sourceThe generic term applied to all sources of visible radiation from burning matter to ionized vapors and lasers, regardless of the degree of excitation.VIDEOSPhotonics.com 11/2/2021Non-Contact Thickness Measurement - Bristol InstrumentsBristol's non-contact thickness gauges utilize the unique properties of light to precisely measure the critical parameter of thickness. Both hard and soft transparent and semi-transparent materials...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 9/28/2017Merging Industry and Education Through Photonics - LIGHT MATTERS 09.2017Tune into this month’s edition of Light Matters for the complete list of Photonics Media’s Industry Beacon award winners. We’ll also introduce you to an Industry Beacon in the Educator category, and...Photonics.com 2/21/2018Light Matters Extra: styropyro - 02.2018In this month's Light Matters Extra, we introduce you to Drake Anthony, aka styropyro. Drake, 25, has been building his own lasers since he was 12 years old. He's got quite the following on his...PHOTONICS BUYERS' GUIDE CATEGORIESNitrogen LasersUltrafast Pulsed LasersAn ultrafast laser is a type of laser that emits extremely short pulses of light with durations typically on the order of d(10^-15 seconds) or picoseconds (10^-12 seconds). These lasers are capable...Nanosecond LasersBeam Measurement EquipmentCOMPANIESPhotonics 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...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' 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),...