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Introduce the ultra-low half-wave voltage electro-optic phase modulator
The precise art of controlling beams of light: The ultra-low half-wave voltage electro-optic phase modulator In the future, every leap in optical communication will start with the innovation of core components. In the world of high-speed optical communication and precise photonics applicat...Read More -
New type of nanosecond pulsed laser
The Rofea nanosecond pulsed laser (pulsed light source) adopts a unique short-pulse drive circuit to achieve a pulse output as narrow as 5ns. At the same time, it uses a highly stable laser and unique APC (Automatic Power Control) and ATC (Automatic Temperature Control) circuits, which makes the ...Read More -
Introduce the latest high-power laser light source
Introduce the latest high-power laser light source Three core laser light sources inject strong impetus into high-power optical applications In the field of laser applications that pursue extreme power and ultimate stability, high cost-performance pump and laser solutions have always been the foc...Read More -
Influencing factors of system error of photodetectors
Influencing factors of system error of photodetectors There are many parameters related to the system error of photodetectors, and the actual considerations vary according to different project applications. Therefore, the JIMU Optoelectronic Research Assistant was developed to help optoele...Read More -
Analysis of System Errors of Photodetector
Analysis of System Errors of Photodetector I. Introduction to the Influencing Factors of System Errors in Photodetector The specific considerations for systematic error include: 1. Component selection: photodiodes, operational amplifiers, resistors, capacitors, ADCs, power supply ics, and referen...Read More -
Optical path design of rectangular pulsed lasers
Optical path design of rectangular pulsed lasers Overview of Optical path design A passive mode-locked dual-wavelength dissipative soliton resonant thulium-doped fiber laser based on a nonlinear fiber ring mirror structure. 2. Optical path description The dual-wavelength dissipative soliton reson...Read More -
Introduce the bandwidth and rise time of the photodetector
Introduce the bandwidth and rise time of the photodetector The bandwidth and rise time (also known as response time) of a photodetector are key items in the testing of the optical detector. Many people have no idea about these two parameters. This article will specifically introduce the ba...Read More -
The latest research on dual-color semiconductor lasers
The latest research on dual-color semiconductor lasers Semiconductor disc lasers (SDL lasers), also known as vertical external cavity surface-emitting lasers (VECSEL), have attracted much attention in recent years. It combines the advantages of semiconductor gain and solid-state resonators...Read More -
How to reduce the noise of photodetectors
How to reduce the noise of photodetectors The noise of photodetectors mainly includes: current noise, thermal noise, shot noise, 1/f noise and wideband noise, etc. This classification is only a relatively rough one. This time, we will introduce more detailed noise characteristics and classificati...Read More -
High-power pulsed laser with all-fiber MOPA structure
High-power pulsed laser with all-fiber MOPA structure The main structural types of fiber lasers include single resonator, beam combination and master oscillating power amplifier (MOPA) structures. Among them, the MOPA structure has become one of the current research hotspots due to its abi...Read More -
The key items of photodetector testing
The key items of photodetector testing The bandwidth and rise time (also known as response time) of photodetectors, as key items in the testing of detectors, have currently attracted the attention of many optoelectronic researchers. However, the author has found that many people have no un...Read More -
Optical path design of polarized fiber narrow-linewidth laser
Optical path design of polarized fiber narrow-linewidth laser 1. Overview 1018 nm polarized fiber narrow-linewidth laser. The working wavelength is 1018 nm, the laser output power is 104 W, the spectral widths of 3 dB and 20 dB are ~21 GHz and ~72 GHz respectively, the polarization extinction rat...Read More
