Request Info4D Technology CorporationThe high repeatability, low noise AccuFiz SIS includes a second, short coherence laser source to isolate and measure plane parallel optics. Use the short coherence source to measure the surfaces, wedge, homogeneity and optical thickness of afocal optics. Then, switch to the internal source to measure focal and afocal optics as with a standard Fizeau interferometer.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra October 2022 IssueLaser Engraver and CutterThe P20 PLUS laser engraver and cutter from Atezr is a four-beam diode device with a work area of up to 430 × 430 mm. It can cut >100 different kinds of materials with an engraving...Photonics.com 6/29/2023Compact UV LaserThe Spectra-Physics® Vanguard™ One™ UV125 from MKS Instruments Inc. is a compact UV laser designed for bio-instrumentation applications. 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This...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookExcimer Lasers: Photonic Stamps with Micron ResolutionExcimers are pulsed gas lasers that deliver high output power and pulse energies in the ultraviolet and deep-ultraviolet wavelengths. This enables them to power applications that cannot be supported...Photonics HandbookIndustrial Lasers: An Introduction to Process QualificationMaterials processing with lasers is actually a broad term for a diverse range of applications. The major categories of these uses, and the lasers that service them, are summarized Table 1. At one...Photonics HandbookLaser Applications TablesPhotonics 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. 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He...Photonics.com 4/17/2024Spectrometer Design Principles: Enhancing Raman Spectroscopy for Advanced ApplicationsRaman spectroscopy, a technique predicted in 1923 and discovered in 1928, has revolutionized scientists’ understanding of the molecular world by measuring and quantifying vibrational...Photonics.com 11/2/2022Managing Laser Degradation in Industrial ApplicationsLasers are made of physical matter. Therefore, the natural degradation of their materials can cause variability in performance. Aging optics often cause slow changes in laser behavior and, when left...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionaryrecombination radiationThe radiation emitted in semiconductors when electrons in the conduction band recombine with holes in the valence band. If population inversion occurs between portions of the valence and conduction...Photonics Dictionaryholmium laserHolmium lasers are a type of medical laser that utilizes holmium-doped crystals as the gain medium. 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We are committed to becoming a global leader in laser solutions, let the dream drive the light, and inspire...PHOTONICS BUYERS' GUIDE CATEGORIESSupercontinuum LasersRuby CrystalsNd:YVO4 LasersLaser Amplifier LasersCOMPANIESPhotonics Buyers' Guide4D Technology Corporation4D Technology designs and manufactures laser interferometers, surface roughness profilers, snapshot micropolarizer cameras, and handheld surface gauges, for accurate measurement of optics, optical...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. 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