NakuLaser Blog

 The 532nm 5mW DPSS (Diode Pumped Solid State) laser module is a laser that uses semiconductor pumping technology and solid laser gain medium, and is specially designed to produce stable and reliable 532nm green laser output. The 532nm DPSS laser module adopts a design that combines advanced semiconductor pumping technology and solid laser gain medium. The core is to use laser diodes as pump sources to efficiently convert electrical energy into light energy and stimulate electron transitions in solid laser gain media to generate stimulated radiation. In this process, through the frequency selection of the resonant cavity, the laser is continuously amplified in the cavity, and finally forms a stable and continuous green laser output. This is a 532nm 5mW DPSS laser module. The operating voltage is DC 5V. The spot quality is very good, and the divergence angle is also very small. Beam Divergence is less than 1 mrad. We can customize the modules according to your requirements.  Th...

In the vast field of laser technology, the 780nm laser has become an important tool in many fields such as scientific research, industry and medicine with its unique performance characteristics and broad application prospects. This article will explore the technical characteristics, working principle and application of this laser in various fields. 780nm is a commonly used wavelength in semiconductor lasers . It is located in the near-infrared region and has high penetration and low scattering rate. Although the power of 80mW is not large, it is sufficient for many precision applications, such as optical sensing, biomedical imaging, etc. What is explained in the video is a 780nm 80mW semiconductor laser. It supports a wide AC voltage range of 90~240V. Its beam quality is excellent. The spot mode is TEM00, and the spot is perfectly circular. The laser power can be adjusted from 0~80mW, and it supports two working modes of CW/Modulation. TEM00 mode is an ideal state of laser beam, indica...

 The 532nm DPSS laser is a high-performance solid-state laser that uses diode pumping technology to produce stable, high-power green light output at a wavelength of 532 nanometers. This laser is widely used in scientific research, industrial processing, biomedicine, and communications for its excellent beam quality and high energy conversion efficiency. Whether high-precision cutting, drilling or fine marking is required, the 532nm 5W DPSS laser can provide a reliable and efficient solution. Its compact design and long-life pump diode make this laser an ideal choice for various applications. This is a 2024 new model 532nm 5W high quality DPSS laser. The new laser has better heat dissipation and better stability than the 2023 model. It supports both CW and modulation working modes.  The laser needs to be preheated for about 20 seconds before laser output can be generated. Adjust the laser output power to the maximum. It is TEM00 spot, and the beam quality is very good. The b...

  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.

 Today we are introducing a 523.5nm green diode pumped solid-state laser. A 523.5nm DPSS laser is a laser that emits light at a wavelength of 523.5nm. It is a green laser that is used in a wide range of applications such as laboratory and industrial applications. The power output of this laser adjustable ranges from 1mW to 50mW. The spot mode is TEM00, the beam quality is very good. 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. Please watch the video below. Compared with 532nm laser, 523.5nm laser has narrower line width, better optical performance and higher stability.  The rotary button on the power supply can adjust the working current, thereby adjusting the output power. 523.5nm 50mW dpss laser spot. 532nm 1W green laser beam. 532nm 10W high power dpss laser strong green laser beam.

 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.

 It's a 543nm 10mW DPSS laser system . The back of the laser head is equipped with a cooling fan. There are 3 working modes available on the back of the laser power supply, CW, TTL and Analog. The red button is pressed to be ON, and the power is turned on. When the safety key is turned ON, laser output starts at this time. Rotate the'Adjustor' button and turn it clockwise to increase the current, thereby increasing the laser output power. Let's check it now. The center wavelength is 542.8nm. And its spot is perfectly round, it is TEM00 mode. 

It's a 505nm 50mW singlemode fiber coupled laser system . This fiber interface is FC/PC. [Specifications] Product Name: 505nm Fiber Coupled Laser Lead Time: 1~3 weeks! Custom product available! Output Wavelength: 505nm Output Power: 50mW (at Laser head) Fiber Output power: Coupling efficiency is about 40% Fiber Type: SM fiber (Single Mode fiber) Fiber Core Diameter: 3.5μm~9μm Fiber Length：1m  Interface Type: FC/PC, SMA905, FC/APC (choose) Spatial Mode: TEM00 Operating Mode: CW or Modulation Modulation:  0~30khz Analog or TTL Power Stability: <3% per 4 hrs Temperature Stabilizing: TEC Warm Up Time: <1 minute MTTF(mean time to failure): 10,000 hrs Power Supply: Standard type power supply / Lab Adjustable power supply (Choose)

The difference between single mode laser and multimode laser The beam quality of a  single-mode laser  is good, and the spot is round. But many wavelengths of laser can not do TEM00. Especially high-power lasers, multiple LD-synthesized lasers, they are multimode lasers. Got to  CivilLaser .com find more single mode laser and multimode laser.