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What is RF over Fiber
What is Rof over Fiber 1、 Definition of RF over Fiber(RFOF) RF over Fiber transmission module is a specialized transmission equipment that integrates RF signal processing and fiber optic communication technology. Its core is to combine RF signals with fiber optic transmission links through optoe...Read More -
What is Avalanche photodetector
Avalanche photodetector (APD photodetector) is a semiconductor photodetector that utilizes avalanche multiplication effect to amplify internal signals. It generates a strong electric field inside the device through high reverse bias voltage (usually tens to hundreds of volts), amplifies weak opti...Read More -
How to choose the type of balanced photodetector
How to choose the type of balanced photodetector A balanced photodetector consists of two photodiodes and a differential amplifier. The optical signal is first split into two paths by a beam splitter and input into two photodiodes. These two photodiodes work in the same way, but the phase of the ...Read More -
Fiber Laser Series: What is Polarization of Light
Fiber Laser Series: What is Polarization of Light Light is a transverse wave, and its electric field vector vibration direction is perpendicular to the propagation direction. Polarization refers to the regular distribution of vibrations along the propagation direction. Whether a laser can output ...Read More -
Two working modes of acousto-optic modulator
Two working modes of acousto-optic modulator An acousto-optic modulator (AOM modulator) is a device that can modulate the intensity or deflect the angle of a laser beam without the need for any macroscopic moving parts. Its core principle is simple: excite sound waves in a transparent medium, use...Read More -
Briefly describe 40G balanced photodetector
Briefly describe 40G balanced photodetector In the digital wave driven by 5G, artificial intelligence, and big data, optical communication technology is undergoing unprecedented innovation. As the core component of optical communication systems, balanced photodetectors have become a key force sup...Read More -
A Brief Introduction to Fiber Laser
A Brief Introduction to Fiber Laser 1. Working principle of fiber laser Light Source The core part of a fiber laser is a fiber doped with rare earth elements (such as ytterbium doped fiber and erbium doped fiber). When the pump light source (usually a diode laser) enters the fiber through a coupl...Read More -
Temperature drift characteristics of Avalanche Photodetector
Temperature drift characteristics of Avalanche Photodetector Avalanche photodiodes (APD Photodetector) occupy a core position in weak optical signal detection fields such as laser ranging, lidar, optical time domain reflectometry, and quantum communication due to their high gain and sensitivity. ...Read More -
1-18GHz Analog Link RF Over Fiber Operating Instructions
1-18GHz Analog Link RF Over Fiber Operating Instructions The 1-18GHz Analog Link RF Over Fiber consists of an electro-optical conversion module, optical fiber, and electro-optical conversion module. Used to modulate microwave signals and transmit them in the form of light through optical fibers, ...Read More -
What is laser frequency doubling?
What is laser frequency doubling? Almost everyone who is engaged in laser, material, and optical research and development has heard of frequency doubling technology.The most common scenario is 1064nm infrared laser, which passes through a crystal and directly turns into 532nm green light.Many peo...Read More -
The new gain adjustable avalanche photodetector
The new gain adjustable avalanche photodetector Practitioners in laser waveform acquisition, fiber optic sensing, and precision optical detection often encounter two major challenges: detection gain drift caused by environmental temperature fluctuations, and inability to flexibly adapt sensitivit...Read More -
Design of 1018nm Fiber Laser
Design of 1018nm Fiber Laser The 1018nm fiber laser is commonly used as the pump source for cascaded high-power ytterbium doped fiber laser. In the direct pumping scheme, a 976nm semiconductor laser is generally used as the pump source. To achieve higher power ytterbium doped fiber lasers, increa...Read More
