Tag Archives: lab laser system

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.






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.

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.





395nm 2W UV Laser Source Fiber Output


This is 395nm 2000mW UV laser source system. The laser module with radiator on the bottom and the radiator includes 2 cooling fans. When the laser is working, the operating current is displayed on the laser power supply, and the laser output power can be adjusted by rotating the button. 395nm is a near-ultraviolet laser, and a weak blue-violet light spot can be seen on the light shielding plate. Let’s check it now.

As can be seen from the video, this is a fiber optic coupling device, which is a multi-mode fiber and the fiber is pluggable. The coupling optical fiber can be customized. The one used here is 100μm, 2m in length, and the interface is FC/PC. There is a buckle on the interface. When installing the optical fiber, insert the optical fiber into the buckle and tighten it.





40W 637nm Powerful Fiber Laser System Operation Video

This is a 637nm 40W powerful lab fiber coupled laser system. The laser module includes a radiator. The laser power supply has a current display and the ‘Adjustor’ knob can adjust the laser output. The three working modes of CW/TTL/Analog can be switched on the back of the power supply.



When no optical fiber is installed, the light spots are scattered. The optical fiber used here is 600μm, SMA905 interface. The high power red laser beam from the fiber port. Let’s check it now.

488nm Single-mode Fiber Laser System Module Type

Today we bring a 488nm single-mode fiber laser module.  This laser adopts semiconductor laser chip, and the professionally designed drive and temperature control circuit temperature control ensures the safe operation of the laser, stable output power and spectrum, and excellent spot quality (TEM00 mode).


This is a modular structure, and the desktop model can also be customized. The laser output power can be adjusted, and the adjustment range is 10% ~ 100%. The laser can be controlled by software, connected to the computer via RS232-USB.


The fiber here is single-mode, and polarization-maintaining fiber can also be customized.

Datasheet of actual measurements of the laser.


The spectrum diagram and power stability test diagram of the laser.





915nm 60Watt Free Space Output IR Laser System

This time we bring a 915nm high power semiconductor laser. The bottom of the laser module is equipped with a heat sink. Aluminum heat sink and cooling fan can effectively prolong the continuous working time of high-power lasers. There are three working modes of CW/TTL/Analog on the power supply for selection.

The power of 60W is very high power, which can instantly ignite the cardboard. Be sure to pay attention to safety when operating, the operator must wear laser protective glasses, and the laser cannot point to other people or other flammable objects. The rotary button on the power supply can adjust the working current, thereby adjusting the output power.

915nm infrared laser is invisible light, which is invisible to the human eye. Here the laser can easily ignite the cardboard.



523.5nm DPSS Laser VS 532nm Green Laser

Both 523.5nm and 532nm are green DPSS lasers. The light spots are all in TEM00 mode. 532nm is the most common green laser. Today we will provide a detailed introduction to the 523.5nm laser. The power output of this laser adjustable ranges from 1mW to 50mW.  Please watch the video below.

Compared with 532nm laser, 523.5nm laser has narrower line width, better optical performance and higher stability.

523.5nm 50mw dpss laser spot.


532nm 1W green laser besam.


532nm 10W high power dpss laser strong green laser beam.



Single-mode Fiber Laser 528nm 10mW Green TEM00 Laser Source

In the video below is 528nm 10mW fiber laser system. It is configured with single-mode fiber. The screen can display the current power, and the power can be adjusted through the buttons. 10%~100% output power can be adjusted. The power regulation accuracy is 0.1mW. The highest power of this unit is 10mW, other output power can be customized. Here is SM fiber output, PM fiber output can be customized.

This laser adopts semiconductor laser chip, and the professionally designed drive and temperature control circuit temperature control ensures the safe operation of the laser, stable output power and spectrum, and excellent spot quality (TEM00 mode).


The test data sheet of 528nm 10mW SM fiber laser source.


Spectral graphs at different powers.

Power stability at different power levels. It can be customized to achieve the most stable state under the specified power.

435nm 18W Blue Semiconductor Laser Fiber Output

Today we are showing the 435nm fiber coupled laser. The power is 18W, and it is adjustable. The Adjustor button on the power supply is used to adjust the working current, and the laser output power can be adjusted by adjusting the current. The laser supports CW continuous working and Modulation working mode, which can be adjusted by the slider button on the back of the laser power supply. Next we demonstrate the CW working mode of this laser. Let’s check it now.

Laser output without fiber optic installed.


Here the optical fiber interface at the laser module end is FC/PC, align the buckle, insert the fiber, and tighten the fixing nut.

Laser output after installing the optical fiber.



808nm 100mW Semiconductor Laser Coupled PM Optical Fiber

808nm fiber-coupled laser uses PM fiber coupling, which has the advantages of high coupling efficiency and good output laser beam quality. The TEC temperature control system is used to ensure that the laser is more stable and has better performance. Compact structure, strong and reliable, suitable for various industrial and scientific research applications.

This is 808nm 100mW infrared lab laser system coupled PM fiber. The working voltage is AC 90~240V and supports wide range voltage. Its laser power can be adjusted from 0~100mW, and it supports two working modes of CW/Modulation.
808nm is infrared laser, invisible laser, here use infrared sensitive film to observe the spot.


The test report of 808nm 100mW IR PM fiber coupled laser system.