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October 12,2026
What equipment is required for the production and testing of 800G optical modules
September 28,2026
The operating steps of free space acousto-optic modulator
September 22,2026
Design considerations for high-power semiconductor laser
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February 10,2026
The new type of photodetector detects weak light signals in the 2μm band
The R-PR-2μm module ingeniously integrates a high-speed enhanced InGaAs photodetector with a low-noise amplifier
February 09,2026
The main characteristics of lasers
The bandwidth and rise time (also known as response time) of photodetectors, as key items in the testing of detectors...
February 03,2026
Introduce the new type of single sideband modulator
This highly integrated single sideband modulator innovatively integrates key components such as dual parallel Mach-Zehnder modulator...
February 02,2026
Minimization of the laser linewidth
The laser linewidth can be minimized by optimizing the laser design and minimizing the influence of external noise as much as possible...
January 20,2026
Line width measurement of narrow-linewidth laser
The linewidth of narrow-linewidth laser, especially that of single-frequency lasers, refers to the width of the laser spectrum...
January 19,2026
Avalanche photodetector: Captures clear light signals
The Rofea Optoelectronics' newly launched ROF-APR 10G high-speed Avalanche photodetector module is precisely the key solution to this problem.
January 13,2026
Introducing the “Soul” of solid-state lasers
Most solid-state laser media are composed of crystal matrices and doped atoms or ions with laser activity, while amorphous (glass) matrices are relatively rare.
January 12,2026
The medical applications of laser
Laser diagnosis generally includes the following methods: laser spectral analysis, laser interference analysis, laser scattering analysis...
January 06,2026
The core structure of a single-mode fiber laser
The outstanding performance of single-mode fiber laser stems from their precise internal structure design.
January 05,2026
The basic principle of single-mode fiber lasers
Fiber lasers are outstanding representatives of the third-generation laser technology, which use rare earth element-doped glass fibers as the gain medium.
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