Fiber laser (60 Ergebnisse)

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Zustand: New. In English.

Zustand: New. In English.

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Taschenbuch. Zustand: Neu. Neuware - The feasibility of a transverse single-mode Raman fiber laser using a multimode fiber has been investigated. The Raman fiber laser operates in low-order transverse modes despite the fact the fiber supports multimode beam propagation. The performance characteristics of the Raman Fiber Laser are compared with those of the single-pass SRS beam.…

Taschenbuch. Zustand: Neu. Neuware - This thesis tested a CW fiber-based Raman amplifier implemented in a backward pumped geometry. To create a seed for the amplifier, a CW Nd: YAG laser operating at 1.064 m was used to pump a 50 m multimode graded index fiber using fiber Bragg gratings to create a Raman Fiber Laser (RFL) Oscillator with a Stokes beam at 1.116 . The Stokes beam was then used to seed two lengths, 5.3km and 2.5km, of 50 multimode graded index fiber. The fiber amplifier was pumped by a second CW Nd: YAG laser in the backward geometry. Spectral data taken for both fibers indicated that the backward geometry avoided the problem of Four Wave Mixing (FWM) present in the forward geometry for amplification. Gain and beam cleanup were observed in both lengths of fiber. An M2 of 6.7 0.2 was observed in the 5.3km fiber with 5 W of pumping. With 9 W of pump, a gain of 321.3% was observed, but severe attenuation due to the length of fiber prevented overall amplification of the seed with the available pump power. The 2.5km fiber produced an M2 of 3.9 0.5 with 5 W of pumping. With 10 W of pump, a gain of 241.8% and overall amplification of 153.1% was observed.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.…

Taschenbuch. Zustand: Neu. Neuware - A diode-pumped, ytterbium (Yb)-doped fiber laser system was designed and demonstrated to operate in continuous wave (cw), passively Q-switched and possibly passively mode locked operation. To our knowledge, this was the first fiber laser oscillator built at the Air Force Institute of Technology. A Cr4+: YAG (Chromium: Ytterbium Aluminum Garnett) crystal was used as a saturable absorber to generate Q-switched pulses. Attempts to mode lock the laserwere performed using a semiconductor saturable absorber mirror (SESAM) and through nonlinear polarization rotation (NPR). The best output power result was 5 Watt (W) while pumping at 8.3 W, yielding 60% efficiency and peak spectral outputs between 1087-1108 nm. Passive Q-switched pulses were generated using the Cr4+: YAGcrystal with a mean width of 2.9 s and repetition rates between 60-150 kHz. This corresponded to pulse energies of 7-24 and peak powers twice as high as the average power. Q-switched and possible mode locked pulses were generated using NPR. Q-switched pulse widths ranged between 1.8-2.8 with repetition rates between 29-72 kHz. Mode locked pulse widths were 10.5 ns with a repletion rate of 17.2 MHz. Mode locking was not achieved using the SESAM, but the results that resemble mode beating are presented, and causes for error were analyzed.…

Zustand: New. In English.

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Taschenbuch. Zustand: Neu. Neuware - Turn Your Desktop Laser Cutter into a High-Profit Manufacturing Business!Are you struggling with scorched plywood edges, melted acrylic, or confusing LightBurn settings Or perhaps you recently bought a diode or CO2 laser machine and want to turn your hobby into a lucrative Etsy side-hustle Welcome to The Laser Engraving & Cutting Business Starter Guide by Hinaru Outdoors-the ultimate, no-nonsense engineering blueprint designed to take you from unboxing your laser to producing flawless vector cuts and scaling a profitable craft business. What Makes This Manual Your Ultimate Workshop Companion - - Diode vs. CO2 vs. Fiber Wavelength Physics: Understand exactly which laser source cuts clear acrylic, engraves bare metals, or processes hardwoods.- - LightBurn Software Masterclass: Master 4-color cut layer execution logic, node editing, and vector path optimization.- - Vector Kerf Offset Formulas: Learn how to measure exact beam width and apply kerf offsets for tight, press-fit 3D boxes without glue.- - Master Material Recipe Tables: Tested speed, power, and air assist parameters for Baltic Birch, Cast Acrylic, Leather, and Anodized Aluminum.- - Pneumatics & Fume Extraction: Set up 400 CFM inline exhaust ductwork and high-pressure air assist to eliminate smoke charring. Everything You Need to Monetize Your Craft on Etsy: - - The 4X Pricing Formula: Calculate exact COGS, machine runtime, and labor to achieve 75%+ net profit margins on every order.- - Rotary Attachment Calibration: Engrave stainless steel tumblers, glassware, and rings with zero slippage.- - Troubleshooting Matrix: Instantly fix oval-shaped cuts, lens smoke haze, and alignment errors. Stop burning expensive materials-master the digital manufacturing workflows from Hinaru Outdoors today!Scroll up, click 'Buy Now with 1-Click', and start building your laser business today.…

Taschenbuch. Zustand: Neu. Neuware - Thinking About Starting A Laser Cleaning Business Read This Book First! This practical, no-fluff, due diligence guide is written to help you decide if opening a Laser Cleaning business is right for you. While the book is structured for North American markets, it covers what every potential Laser Cleaning business owner should know before spending a dime-from establishing profitable markets, pricing, and safety, to real-world startup decisions so you don't buy a machine first, then scramble to figure out the industry without wasting your time and money. There is no doubt that laser cleaning is blowing up online. The before-and-after video results are addicting, and the income claims make it sound like the next big thing. Could it be Absolutely-for the right person, in the right market, with a solid plan. But the real industry isn't a highlight reel. This is a hands-on service business that rewards discipline, work ethic, and smart execution-and punishes people who jump in blind. Inside, you'll learn: - What laser cleaning really is-and what it's like in real-world conditions- Where it's actually being used (and which applications are worth chasing first)- Myths vs. market realities: what the videos don't tell you- Who thrives in this business-and why most beginners struggle- Financial readiness: startup costs, cash-flow pressure, and what 'ready' really means- Lifestyle fit: jobsite expectations, travel, hours, and the physical reality of the work- The technology learning curve-and what you must master to operate safely and professionally- Five paths into the industry so you can choose a model that fits your goals and resources- A clear decision framework to help you decide if opening this business should be a Go or No-GoPlus: Worksheets - Financial Health Check - Lifestyle Fit Evaluation - Go/No-Go Decision Filter - Pre-startup Checklist - Sample FF&E List - Business Do's and Don'ts If you're serious about building something real, or if you already purchased a laser and are struggling to figure out how to make money with it, start here. \*This is Book One in the Fiber Laser Cleaning series by author, Flint Zerangue Sr.…

Taschenbuch. Zustand: Neu. Neuware - Stop Guessing. Start Engraving.Buying a laser is exciting. Then you open LightBurn for the first time and suddenly you're staring at speed, power, interval, layers, kerf, dithering, offsets, and dozens of settings you're not sure how to use.Master LightBurn in 30 Days was created to close that gap.Whether you own a diode, CO2, fiber, or MOPA laser, this practical step-by-step guide takes you from the basics to confidently designing, engraving, cutting, troubleshooting, and producing finished projects with LightBurn.Instead of simply giving you settings to copy, this book teaches you how to understand your machine and develop settings that actually work for your materials. You'll learn how to connect and configure your laser, create and edit artwork, import and repair files, prepare photographs, build material test grids, understand speed and power, compensate for kerf, organize material libraries, and diagnose common engraving and cutting problems.You'll also learn how to work with: Wood, acrylic, leather, slate, stone, glass, and other materialsEngraving and cutting techniquesPhoto engraving and ditheringMetal marking and MOPA color markingRotary attachments for tumblers and cylindrical objectsCamera calibration and print-and-cut workflowsJigs and batch productionMaterial costing and machine-time pricingFinishing techniques that make projects look professionalMachine maintenance and proper backupsAnd this isn't a book you're expected to simply read.The 30-day program gives you practical work to complete each day, gradually building your skills until you have tested your own settings, created a personal material library, completed five projects, measured kerf, built a jig, and learned how to calculate what your work is actually worth.By the time you finish, LightBurn should no longer feel like a complicated control panel. It should feel like a tool you understand.Whether you're buying your first laser, struggling to get consistent results, or tired of copying settings from other people, Master LightBurn in 30 Days gives you a practical path from confusion to control.Set the book beside your laser, start Day 1, and build the skills that turn your machine into something you can actually use.Get your copy of Master LightBurn in 30 Days today and start learning by doing.…

Zustand: New. In English.

Taschenbuch. Zustand: Neu. Druck auf Anfrage Neuware - Printed after ordering - Radio ommunications in the range of 60 GHz enable multi-Gigabit/s network access in indoor environments. Due to the propagation characteristics of such signals only very short range radio transmission is feasible. In order to distribute these signals across large distances, analog transmission over optical fiber is considered. In this work, mode-locked laser diodes serve as optoelectronic oscillators for the generation of such signals. Their system-relevant properties are studied in detail.…

Buch. Zustand: Neu. Neuware - A diode-pumped, ytterbium (Yb)-doped fiber laser system was designed and demonstrated to operate in continuous wave (cw), passively Q-switched and possibly passively mode locked operation. To our knowledge, this was the first fiber laser oscillator built at the Air Force Institute of Technology. A Cr4+: YAG (Chromium: Ytterbium Aluminum Garnett) crystal was used as a saturable absorber to generate Q-switched pulses. Attempts to mode lock the laserwere performed using a semiconductor saturable absorber mirror (SESAM) and through nonlinear polarization rotation (NPR). The best output power result was 5 Watt (W) while pumping at 8.3 W, yielding 60% efficiency and peak spectral outputs between 1087-1108 nm. Passive Q-switched pulses were generated using the Cr4+: YAGcrystal with a mean width of 2.9 s and repetition rates between 60-150 kHz. This corresponded to pulse energies of 7-24 and peak powers twice as high as the average power. Q-switched and possible mode locked pulses were generated using NPR. Q-switched pulse widths ranged between 1.8-2.8 with repetition rates between 29-72 kHz. Mode locked pulse widths were 10.5 ns with a repletion rate of 17.2 MHz. Mode locking was not achieved using the SESAM, but the results that resemble mode beating are presented, and causes for error were analyzed.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.…

Zustand: New. In English.

Taschenbuch. Zustand: Neu. Fiber Waveguide Laser | Abhinay Sandupatla | Taschenbuch | 64 S. | Englisch | 2015 | LAP LAMBERT Academic Publishing | EAN 9783659743788 | Verantwortliche Person für die EU: preigu GmbH & Co. KG, Lengericher Landstr. 19, 49078 Osnabrück, mail[at]preigu[dot]de | Anbieter: preigu. …

Hardcover. Zustand: New.

Paperback. Zustand: Brand New. 116 pages. 8.66x5.91x0.27 inches. In Stock.