Laser Tech
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A Single Gain Medium Obtains 589 nm Laser Output
A single gain medium oscillates simultaneously with dual wavelengths in the cavity and obtains a 589nm laser output. In the…
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High Efficient 1550nm Narrow Linewidth Fiber Laser
1 Introduction As a light source of fiber laser sensor, narrow linewidth fiber laser has the characteristics of interference to electromagnetic…
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Important Progress in Nanolaser Design
Lasers are widely used in home appliances, medicine, industry, telecommunications and other fields. A few years ago, scientists introduced the…
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The Specific Application of Laser Processing Technology in Material Processing
1 Laser welding According to the different service objects and laser devices, laser welding is mainly divided into two types:…
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How to Make High Power Laser Work for a Long Time?
High-power lasers usually generate large amounts of heat, which can easily damage the laser tube for a long time. It…
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Spatial Light-Single Mode Fiber Alignment Deviation Coupling Efficiency
In an actual free-space optical communication system, the transceiver has a certain alignment error. The angle of light incident on…
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Shortest Wavelength Laser — 271.8nm
Japanese researchers have developed a device that can produce the world’s shortest-wavelength laser, and a Nobel laureate predicts that this…
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Temperature control technology of optical fiber coupled LD module
According to different use conditions, the temperature control of the LD module can adopt cooling methods such as water cooling…
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What is Laser Diode Driver?
What is Laser Diode Driver? In the most ideal form, it is a constant current source — linear, noiseless, and…
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Nonlinear polarization rotary mode-locked Raman fiber laser
Nonlinear polarization rotation is the most common equivalent saturable absorber in fiber lasers. This technique exploits the nonlinear refractive index…
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