Tag Archives: fiber output

1085nm 2W IR DPSS Laser Coupled Fiber Output

Today our laboratory tested a 1085nm 2W infrared fiber-coupled laser. There are 3 working modes to choose from: CW/TTL/Analog on the back of the power supply.

The laser head and power supply are labeled with model numbers. Please check whether the model numbers are consistent.

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1085nm is an infrared laser, and the spot is invisible to our naked eyes. The light spot can be captured by the camera. We can also use an infrared detection card to observe the laser spot. Through the sponge test, we can see that its power is high and smoke will come out when touched.

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40000mW Strong Laser Beam 520nm Green Lab Laser System

As an important part of modern science and technology, fiber-coupled lasers play a key role in many fields with their high efficiency, stability and flexibility. Among them, the 520nm 40W fiber-coupled laser has become a leader in many applications with its unique wavelength and powerful power.

The 520nm 40W fiber-coupled laser belongs to the visible light band, which makes it perform well in applications that require a specific color light source. At the same time, its power output of up to 40 watts ensures powerful laser energy and is suitable for a variety of high-demand processing and measurement tasks.

This is a 520nm 40W high power green laser. The bottom of the laser head has a heat sink, which is an aluminum heat dissipation module with 3 fans. There are 3 working modes to choose from on the back of the power supply: CW/TTL/Analog. The regulator button on the power supply is used to adjust the operating current, thereby adjusting the laser output power.

Fiber-coupled lasers efficiently couple the laser beam generated by the laser diode into the optical fiber through precise fiber coupling technology. This process requires precise focal length adjustment and angle control to ensure that the beam can enter the optical fiber without loss and be stably transmitted along the path of the optical fiber. Fiber coupling technology not only improves the efficiency of laser transmission, but also enables the laser to maintain stable performance in complex environments.

Laser output after installing the optical fiber.

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With its unique wavelength and powerful power, the 520nm 40W fiber-coupled laser has shown a wide range of application prospects in many fields. Its high efficiency, stability and flexibility make it an indispensable and important tool in modern technology. With the continuous advancement of technology and the continuous expansion of application fields, it is believed that the 520nm 40W fiber-coupled laser will play a greater role in more fields.

 

 

FLH-1064-40-SM-B 1064nm 10W Fiber Laser Operation Video

This is a 1064nm 10W single-mode fiber laser. There are 2 fiber output interfaces. The ‘OUTPUT’ on the left is the actual laser output. The ‘MONITOR’ on the right is the synchronization signal output. The laser power of the synchronization signal output port is very low and is only used by customers in need.

The laser has a cooling fan. The RS232 interface here is used to connect to a computer. The current power can be displayed on the screen. The laser output power can be adjusted by buttons.

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Use the buttons to adjust the laser output power:
The left and right arrow buttons select the digit, and the up and down arrow buttons adjust the value. The middle square button is the confirmation button. Turn the key to the right. The Active indicator lights up, and the laser starts outputting.

The parameter table, Spectral diagram and power stability test of this 1064nm laser.

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1528~1603nm 100mW ASE Broadband SM Fiber Light Source

The fiber ASE broadband light source is an incoherent light source, which is the spontaneous radiation generated by the semiconductor laser pumping erbium-doped silica fiber, and the spectral flattening technology is introduced to achieve a broadband flat spectrum. The wavelength of the light source covers the C+L band, and the spectral flatness is better than 3dB. It is output through single-mode fiber or polarization-maintaining fiber, which is suitable for applications such as fiber sensing.

This is a  C+L Band 100mW ASE broadband light source. The wavelength range is 1528nm~1603nm. The power can be adjusted by the button, and the adjustment accuracy is 1mW. The adjustment range is 10%~100%. We need to use infrared photosensitive film to observe the light spot of the laser in this band.

The test data report of this ASE broadband light source.

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How to use the desktop ASE broadband light source:
Turn on the power switch on the back of the machine. After power on, the LCD displays the current power and wavelength range.
Press the middle square button to start setting the power. The left and right buttons are used to select the digit to be adjusted. The up and down buttons are used to adjust the value. Finally, press the middle square button to confirm the setting. The key is turned to ON, and the Active indicator lights up, indicating that the laser starts outputting.

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Unlocking High-speed Transmission: In-depth Analysis of 40dBm Single-mode YDFA Technology

Ytterbium-doped fiber amplifier (YDFA) generates gain by pumping ytterbium-doped fiber with semiconductor laser and is used to amplify optical signals in the 1030~1080nm band. The output power is continuously adjustable and has the advantages of high gain and low noise. The desktop YDFA is convenient for experimental operation, and the user can adjust the pump current and output power through the panel buttons. A more compact modular YDFA is also provided to facilitate user system integration.

With the rapid development of optical communication technology, how to effectively enhance the intensity of optical signals and extend the transmission distance has become the focus of the industry. As an important technological innovation in this field, the ytterbium-doped fiber amplifier is gradually becoming a key device in the construction of optical communication networks with its excellent performance and broad application prospects.

The 40dBm ytterbium-doped fiber amplifier uses advanced ytterbium-doped fiber as the gain medium. Ytterbium is widely used in fiber amplifiers due to its unique energy level structure and efficient energy conversion characteristics. When pump light (usually high-power laser) is injected into ytterbium-doped fiber, ytterbium atoms absorb the energy of the pump light and undergo energy level transitions. Subsequently, when the optical signal passes through the fiber, the ytterbium atoms are stimulated to radiate photons of the same frequency as the signal light, thereby amplifying the optical signal.

It is a 1030~1070nm Ytterbium-doped fiber amplifier. The saturated output power is 40dBm @0dBm input. The 40dBm YDFA is a high-power amplifier, with an additional Monitor interface. The Monitor is used to monitor or synchronize signals with low power. And it has built-in cooling fan. Configured with RS2323 interface, available software or control command YDFA.

It supports two working modes of APC/ACC, and the two working modes can be switched by pressing the button. In APC working mode, the output power can be set. In ACC working mode, the working current can be set. Finally, press the middle square button to confirm.

The use of single-mode optical fiber as the transmission medium ensures high-quality transmission of optical signals. Single-mode optical fiber has small intermodal dispersion and is suitable for long-distance, high-speed optical communication applications.

The test data of YDFA-40-SM-B.

The 40dBm ytterbium-doped fiber amplifier has shown strong competitiveness and broad market space in the field of optical communication with its excellent performance and wide application prospects. With the continuous advancement of technology and the continuous growth of application demand, it is believed that this technology will play a more important role in the future and promote the rapid development of the optical communication industry.

Newest! 760nm Laser + Power Supply Integrated Fiber Laser

What we brought this time was the 760 1500mW all-in-one fiber laser.  The laser power supply and laser output part are integrated in one chassis. There is a PC/M button on the back of the laser, the default is ‘M’ mode, that is, manual mode. ‘PC’ mode is software control mode, users can add this function. The Modulation interface on the back is used to connect 0~10KHz modulation signal. When there is no signal input, it is CW continuous working mode. Let’s check it now.

The 760nm 1500mW fiber laser integrated machine is a laser device that integrates high power, high precision and high stability. It uses a 760nm wavelength laser light source with a maximum output power of up to 1500mW, which can meet the needs of various high-precision and high-demand industrial applications.

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The test data of this 760nm fiber coupled laser.

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Laser output power stability diagram.

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Graph of laser power and operating current in M-mode.

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Output power under software, in PC mode.
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The laser Spectral diagram.
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Innovative Progress of 10kW Pulsed Nanosecond Fiber Laser in 1550nm Band

1550nm nanosecond pulse laser system. This high-power nanosecond laser is equipped with 2 fibers. The Ouput fiber below is the normal laser output fiber. The Monitor fiber above is a signal synchronization fiber, used for synchronizing optical signals, with a peak power of about 10mW. The signal can be built-in or external input. The yellow interface here is the signal input interface. This laser uses an external signal. You can only control the current through the button, but not the signal frequency. Let’s check it now.

The pulse width is adjustable from 3 to 200 ns, and the repetition frequency is adjustable from 1 to 3000 kHz.

The laser can be controlled via buttons. It can also be controlled through software, via RS232-USB and PC software link.

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The  is a shining star in modern industrial technology. Its high power output and precise nanosecond pulse control make it an ideal choice for material processing, scientific research experiments and other fields. With its unique fiber structure, this laser achieves high efficiency, long life and stability, bringing revolutionary changes to industrial production. In the future, it will continue to lead the new trend of laser technology and contribute to scientific and technological progress and industrial development.

The test data of 1550nm nanosecond high-power laser.

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1550nm 3kHz Linewidth PM Fiber Laser Source Benchtop

Single frequency narrow linewidth fiber laser adopts rare earth doped fiber DFB laser cavity structure, output single longitudinal mode laser with wavelength of 1550nm, spectral linewidth is less than 3kHz, output spectral side mode suppression ratio exceeds 60dB.

What we demonstrate in the video is a 1550nm 200mW narrow linewidth fiber laser with a linewidth of 2.64kHz. The output optical fiber is available in SM/PM, here is the PM optical fiber. And it is fixed on the laser and is not pluggable. The optical fiber interface and length can be customized.

The laser output power can be adjusted through the button, the adjustment range is 10%~100%, and the adjustment accuracy is 1mW. The working Temperature can be fine-tuned, which can affect the laser wavelength. The adjustment accuracy is 0.01℃. The laser can also be controlled through software, and the interface on the laser is RS2023.

Parameter table of 1550nm narrow Linewidth Laser.

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1550nm 37dBm 5W High Power SM Fiber Coupled Laser

What our laboratory demonstrates today is a 1550nm 37dBm IR laser coupled singlemode optical fiber output. The output power is adjustable with an adjustment range of 0.5~5W. The adjustment accuracy is 1mW. The Line-width here is 3.7 MHz, and the line width of 1MHz can be customized. The laser can be controlled through the buttons on the panel to adjust the laser output power. 1550nm is infrared invisible light, and the light spot can be observed with an infrared sensor plate. Let’s check it now.

This laser adopts DFB type laser chip, and cooperates with high-power gain optical path module to realize single-mode fiber output of single-wavelength high-power laser. The professionally designed drive and temperature control circuit control ensures the safe and stable operation of the laser, and the spectrum and power remain stable for a long time. The modular package has a compact structure, which is convenient for user system integration and is more suitable for engineering applications.

What is configured here is single-mode fiber, and polarization-maintaining fiber can be customized. The laser can also be controlled through software, and the communication interface is RS232. The following is the interface for the control software.

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The power switch is on the back of the laser.The LCD panel displays the laser output power. Turn the key to ON, the laser is activated, and the Active indicator lights up.
Use the left and right buttons to select the number position to be adjusted (units, tens, hundreds, thousands). The up and down buttons adjust the value. The middle button is the confirmation key.

These are laser test reports, including the main parameters of the laser, spectrum diagram, power stability test, and line width test results.

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940nm 30W Software Control IR Fiber Laser Module

It is a 940nm IR fiber couled laser module. Its output power is up to 30W and it has two built-in cooling fans. The one shown in our laboratory today can be controlled by software. It means that we can control the output power on the computer.

High-power laser light source is based on high-performance semiconductor laser chip, 105/125μm fiber coupling output. The professionally designed constant current drive and temperature control circuit ensure the safe and stable operation of the laser. Ideal for medical research, fiber laser pumping, and other production testing.

The following are several sets of data we tested today:

Set the working current to 500mA, the laser output power to 194mW, and the laser spot can be seen on the infrared observation card.
The current is set to 2000mA and the laser power is close to 5W. When the laser shines on the sponge, white smoke will emit directly.
The current is set to 6000mA and the laser power exceeds 15W. When the laser shines on the cardboard, it can ignite quickly.

The interface to the control software.

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The parameter table and spectral diagram of 940nm laser.

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The relationship between operating current and output laser.

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Warm reminder: Although this is an infrared laser, it has very high power. You must wear infrared laser protective glasses when operating it.