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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 -
Market demand analysis of continuous wave DFB laser
Market demand analysis of continuous wave DFB laser （1） The global market size continues to grow rapidly According to industry statistics, the global market size of continuous wave DFB laser chips will reach 4.379 billion US dollars in 2024, and is expected to exceed 9.119 billion US dollars in...Read More -
System composition of high-power fiber laser
System composition of high-power fiber laser 1、 System composition The high-power fiber laser consists of four parts: pump source, pump combiner, gain fiber, and laser output head 1.1 Pump source: The output power of a single laser die is only 10W~50W, and 6~50 dies will be integrated and packag...Read More -
Key parameters of Mach Zehnder modulator
Key parameters of Mach Zehnder modulator Mach Zehnder Modulator (MZM Modulator) is a high-end electro-optic intensity modulator developed based on the principle of optical interference. It belongs to an important branch of electro-optic modulation in the optical modulation technology system. Curr...Read More -
The physical principle of acousto-optical modulator
The physical principle of acousto-optical modulator Acoustic Optical Modulator (AOM Modulator) is currently the most widely used passive modulation device outside the laser cavity. It’s core working logic is: after an external low-frequency RF electrical signal is input to a piezoelectric t...Read More
