Category Archives: Civil Laser
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.
The parameter table and spectral diagram of 940nm laser.
The relationship between operating current and output laser.
Warm reminder: Although this is an infrared laser, it has very high power. You must wear infrared laser protective glasses when operating it.
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.
C-band 20mW ASE Light Source Micro Module With SM Fiber
The light source outputs a flat spectrum covering the C-band and has moderate output power. At the same time, due to the unique miniaturized design and miniature package, it is the smallest ASE broadband light source at present, which is very suitable for applications in narrow space conditions. Let’s check it now.
This is a C-Band 20mW Micro ASE light Source, 10mW~50mW output power can be customized. After turning on the laser, the green indicator light will light up. And the ASE starts working, with invisible light output in the 1528~1563nm band.
Test data report of the small C-Band 20mW ASE.
Spectrogram and power stability of actual tests.
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.
405nm Blue-viole Laser Coupled SM Fiber Output
This is a 405nm 80mW single mode fiber laser desktop type. The real-time power is displayed on the LCD screen, and the power can be adjusted by the button on the left.
It can also be customized into modules and controlled by software. Desktop reserved RS232 interface, software control function can be added. This laser quipped with single-mode fiber, PM fiber can also be customized. The fiber output interface is FC/APC by default, and can also be customized with SMA, FC/PC and other models.
The test data sheet of 405nm 80mW laser.
Adjust the laser output power via the button:
Use the left and right buttons to select the value position to be adjusted.
The upper and down buttons adjust the value.
The middle square button determines the adjustment setting.
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.
1550nm 1MHz Spectral Linewidth Laser PM1550 Fiber Output
The 1550nm band single-wavelength laser (low power) adopts high-stability semiconductor laser chip, single-mode or polarization maintaining fiber output, professionally designed drive and temperature control circuit control to ensure the safe and stable operation of the laser.
It is a 1550nm 20mW fiber laser source benchtop. PM1550 polarization maintaining fiber is installed, and SM single-mode fiber can also be customized. The output power can be adjusted, and the adjustment accuracy is 0.1mW. This is a narrow linewidth laser with a spectral bandwidth of less than 1MHz. Narrow linewidth lasers at the kHz level can also be customized.
Software control function can be customized,using RS232 communication serial port. Default only supports button control. The standard version is controlled by buttons to control the switch and adjust the power.
The test report for this fiber laser.
TEM00 Lab Laser 532nm 15mW SM Fiber Laser Source
The demonstration in our laboratory this time is a 532nm 15mw single-mode fiber laser. It has an LCD display to show the current power of the laser. The output power of this laser can be adjusted from 10% to 100%, and the adjustment accuracy is 0.1mW. Let’s check it now.
The back of the laser has an RS232 interface. It can be customized for software control functions. The key controls the ON/OFF of the laser. Here is SM fiber, and PM fiber can also be customized.
The test data report of 532nm single mode fiber laser.
Laser spectrum graph and power stability test report.
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).
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.
C-Band 37dBm SM Fiber Optical Amplifier Erbium-doped
This is a C-band 37dBm high power erbium-doped fiber amplifier. The high-power EDFA module comes with a heat sink. We can control EDFA through software or host computer commands. Both PM and SM fibers can be customized. This is a modular design, and the desktop EDFA can also be customized, and the desktop EDFA can be controlled by buttons.
High power erbium doped fiber amplifier (EYDFA-HP-BA)，based on amplification technology of double clad erbium doped fiber， unique optical packaging technology, and with reliable hardware light path protection design, realized high power laser output in C band or L band, It has the advantages of high gain and low noise, and can be widely used in CATV, optical fiber communication, laser radar, etc..
The interface of the control software.
Please go to CivilLaser for more details adout erbium-doped fiber amplifier.
