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  • Eo Modulator Series: cyclic fiber loops in laser technology

    Eo Modulator Series: cyclic fiber loops in laser technology

    What is “cyclic fiber ring”? How much do you know about it? Definition: An optical fiber ring through which light can cycle many times A cyclic fiber ring is a fiber optic device in which light can cycle back and forth many times. It is mainly used in long distance optical fiber commu...
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  • The Laser Communication Industry Is Developing Rapidly And Is About To Enter A Golden Period Of Development Part Two

    The Laser Communication Industry Is Developing Rapidly And Is About To Enter A Golden Period Of Development Part Two

    Laser communication is a kind of communication mode using laser to transmit information. Laser frequency range is wide, tunable, good monochromism, high strength, good directivity, good coherence, small divergence Angle, energy concentration and many other advantages, so laser communication has t...
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  • The laser communication industry is developing rapidly and is about to enter a golden period of development Part One

    The laser communication industry is developing rapidly and is about to enter a golden period of development Part One

    The laser communication industry is developing rapidly and is about to enter a golden period of development Laser communication is a kind of communication mode using laser to transmit information. Laser is a new type of light source, which has the characteristics of high brightness, strong direct...
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  • Technical evolution of high power fiber lasers

    Technical evolution of high power fiber lasers

    Technical evolution of high power fiber lasers Optimization of fiber laser structure 1, space light pump structure Early fiber lasers mostly used optical pump output, laser output, its output power is low, in order to quickly improve the output power of fiber lasers in a short period of time ther...
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  • Narrow Linewidth Laser Technology Part Two

    Narrow Linewidth Laser Technology Part Two

    Narrow Linewidth Laser Technology Part Two (3) Solid state laser In 1960, the world’s first ruby laser was a solid-state laser, characterized by a high output energy and a wider wavelength coverage. The unique spatial structure of solid-state laser makes it more flexible in the design of na...
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  • Narrow linewidth laser technology Part One

    Narrow linewidth laser technology Part One

    Today, we will introduce a “monochromatic” laser to the extreme – narrow linewidth laser. Its emergence fills the gaps in many application fields of laser, and in recent years has been widely used in gravitational wave detection, liDAR, distributed sensing, high-speed coherent o...
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  • Laser source technology for optical fiber sensing Part Two

    Laser source technology for optical fiber sensing Part Two

    Laser source technology for optical fiber sensing Part Two 2.2 Single wavelength sweep laser source The realization of laser single wavelength sweep is essentially to control the physical properties of the device in the laser cavity (usually the center wavelength of the operating bandwidth), so a...
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  • Laser source technology for optical fiber sensing Part One

    Laser source technology for optical fiber sensing Part One

    Laser source technology for optical fiber sensing Part One Optical fiber sensing technology is a kind of sensing technology developed along with optical fiber technology and optical fiber communication technology, and it has become one of the most active branches of photoelectric technology. Opti...
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  • The principle and present situation of avalanche photodetector (APD photodetector) Part Two

    The principle and present situation of avalanche photodetector (APD photodetector) Part Two

    The principle and present situation of avalanche photodetector (APD photodetector) Part Two 2.2 APD chip structure Reasonable chip structure is the basic guarantee of high performance devices. The structural design of APD mainly considers RC time constant, hole capture at heterojunction, carrier ...
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  • The principle and present situation of avalanche photodetector (APD photodetector) Part One

    The principle and present situation of avalanche photodetector (APD photodetector) Part One

    Abstract: The basic structure and working principle of avalanche photodetector (APD photodetector) are introduced, the evolution process of the device structure is analyzed, the current research status is summarized, and the future development of APD is prospectively studied. 1. Introduction A ph...
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  • Overview of high power semiconductor laser development part two

    Overview of high power semiconductor laser development part two

    Overview of high power semiconductor laser development part two Fiber laser. Fiber lasers provide a cost-effective way to convert the brightness of high power semiconductor lasers. Although wavelength multiplexing optics can convert relatively low-brightness semiconductor lasers into brighter one...
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  • Overview of high power semiconductor laser development part one

    Overview of high power semiconductor laser development part one

    Overview of high power semiconductor laser development part one As efficiency and power continue to improve, laser diodes(laser diodes driver) will continue to replace traditional technologies, thereby changing the way things are made and enabling the development of new things. Understanding of t...
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