NakuLaser Blog

 This is a 1650nm 60mW fiber coupled laser. Its output power is adjustable, which can be adjusted by rotating the knob. The coupled fiber here is single-mode fiber. This is an infrared laser, and the light spot is invisible to the naked eye. We can use an infrared detection card to observe the laser spot. This infrared laser uses advanced 1650nm long-wavelength laser technology and is designed for high-precision optical applications. Through single-mode fiber coupling output, it ensures excellent beam quality and stable power transmission, meeting the stringent requirements of laser light sources in scientific research, industry, and medical fields. 1650nm 60mW single-mode fiber laser  are ideal light sources for communications, sensing and medical fields due to their unique wavelength, high power stability and compact design. Their technical parameters and application flexibility can meet the diverse needs from industrial detection to cutting-edge scientific research, and a...

 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. Let's check it now. 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. The laser head and power supply are labeled with model numbers. Please check whether the model numbers are consistent. 1085nm fiber-coupled laser is becoming an important tool in industrial manufacturing and scientific research with its unique technical advantages and broad application prospects. With the continuous advancement of technology and the continuous expansion of the market, it is believed that this laser will play a more important role in future development.

The L-band high-power erbium-doped fiber amplifier is based on the principle of stimulated amplification of optical signals in erbium-doped fiber. It adopts efficient single-mode fiber optical amplification design and high-power laser heat dissipation technology to achieve high-power output of 1570~1605nm wavelength laser. It has the advantages of high power and low noise and can be used in fiber optic communication systems, fiber optic sensing, laser radar, etc. Today I am introducing a brand new module-type 30dBm high-power erbium-doped fiber amplifier, which can also be customized as a desktop module. The operating wavelength is L-Band 1570nm~1605nm, and C-Band amplifiers can also be customized. High power EDFA module has built-in cooling fan. The Input & Output fiber tpe here is SMF-28e, and PM fiber can also be customized. There are two control modes, ACC (Automatic Current Control) & APC (Automatic Power Control). The amplifier can also be controlled by software, the Re...

 In the field of optics and photonics, amplified spontaneous emission (ASE) broadband light sources are widely used in fiber optic sensing, spectral analysis, biomedical imaging and other fields due to their high output power, low noise and wide spectral coverage. In particular, the ASE broadband light source in the 2000nm band has attracted widespread attention in scientific research and industry due to its unique mid-infrared band characteristics. This is a desktop ASE broadband light source. The wavelength range is 1850nm ~ 2000nm. It supports a wide range of voltages from 100 ~ 240V. The output power is about 10mW and is not adjustable, but other output powers can be customized. We need to use infrared photosensitive film to observe the light spot of the laser in this band. The test sheet of this ASE broadband light source. The 2000nm band ASE broadband light source is based on thulium fiber laser technology, with high output power and a spectrum covering 1850~2000nm, suitabl...

  450nm 30mW single-mode fiber laser is a high-performance optical device. This laser uses a single-mode fiber design to ensure that the laser beam remains highly stable and concentrated during transmission, thus providing excellent beam quality and positioning accuracy. Today, our laboratory brings a 450nm 30mW single-mode fiber laser. The laser output power is adjustable, the adjustment accuracy is 1mW, and the adjustment range is 10~100%. Adjust the laser output power by pressing the button. It can also be controlled through software. 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 of this 450nm laser. Spectrum chart and power stability test chart of 450nm laser.

 The one in the video is a benchtop 40dBm erbium-doped fiber amplifier. The input and output fibers of the PM amplifier are polarization maintaining fiber PM1550 and the connector keys are aligned the slow axis. This EDFA is designed to amplify optical signals up to 10W average power for high power applications at 1550nm wavelength range. The operating current or output power can be adjusted by pressing the button. You can choose the software control function and use the RS232 interface to connect to the software. The two working modes of ACC and APC can be switched. In APC mode, the output power can be adjusted. In ACC mode, the operating current can be adjusted. The high-power polarization-maintaining erbium-doped fiber amplifier is based on the polarization-maintaining double-clad erbium-doped fiber amplification technology. It adopts a unique fiber packaging process and a reliable high-power laser protection design to achieve high-power laser polarization-maintaining output i...

 This is a 30dBm polarization-maintaining Ytterbium-doped optical amplifier. The software control function can be customized and connected to the computer through the RS232 interface. The default is button control. The operating current or output power can be adjusted through the buttons. It supports both ACC and APC working modes. In APC mode, the output power can be adjusted. In ACC mode, the working current can be adjusted. Let's check it now. It is widely used in optical communications, optical sensing and other fields. Ytterbium-doped fiber amplifier (YDFA) generates gain by pumping ytterbium-doped fiber with a semiconductor laser, and is used to amplify laser signals in the 1030~1100nm band. PM980 polarization-maintaining fiber output, 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 buttons on the fr...

 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 405nm 80mW single mode fiber laser desktop type. The real-time power is displayed on the LCD screen, and the 10~100% 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 determine...

 Today we bring 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). It's the 488nm single mode fiber laser module. 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.

 This is a 528nm 10mW green 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.

 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. The test report of 37dBm EDFA.

 Today, what we bring is a high-power modular erbium-doped fiber amplifier . Let's check it now. The one in the video is a C-band 37dBm EDFA with polarization maintaining fiber.  Both PM and SM fibers can be customized. The high power erbium-doped fiber amplifier module type has heat sink. We can control the EDFA through software or host computer commands. The C-band high-power polarization-maintaining erbium-doped fiber amplifier is based on the principle of laser amplification of optical signals in erbium-doped fibers, and adopts a unique multi-stage optical amplification design and reliable high-power laser heat dissipation technology to achieve high-power lasers with wavelengths of 1535~1565nm, PM output. It has the advantages of high power, high extinction ratio and low noise, and can be used in optical fiber communication, lidar, etc. The test report of 37dBm EDFA.

 Usually we often see visible lasers, but few people will test infrared invisible lasers. Today we tested a 915nm infrared laser and its output power of 3000mW. Then when it is coupled through the fiber, what is the output power of the fiber end? Let's check it now. This is 915nm 3W IR semiconductor laser. It couples a pluggable optical fiber . The fiber can be customized. 100μm~1000μm fiber is optional, the coupling efficiency of different fibers will be somewhat different. The larger the core diameter, the higher the coupling efficiency, usually the coupling efficiency is 80%~90 percent. In addition, the fiber length and interface also can be customzied. Here is 1000μm, SMA interface fiber. CivilLaser's solid-state lasers can be customized for fiber-coupled output.  The output power of the laser is adjustable from 0 to 3000mW, which can be adjusted by the knob. It supports 3 working modes, CW/TTL/Analog, switch the working mode on the back of the laser power supply. In TTL/...