Hangzhou Brandnew Technology Co., Ltd. is one of China's leading manufacturers and premier suppliers of advanced cw diode laser chips. Operating a state-of-the-art factory, we specialize in the entire production spectrum—from high-performance chips, TO/F/C Mounts, COS, and MCC bars, to robust stacks and advanced fiber-coupled solutions.
CW Diode Laser Chips

Product Description
CW diode laser chips, the full name is Continuous Wave laser chip, is a laser chip technology known for its stability and high efficiency. It is very suitable for applications that require precise light sources, such as medical imaging and laser processing. This chip technology plays an important role in many fields with its continuous output characteristics, especially in medical, scientific research and industrial applications. The stable output characteristics of CW laser chips make them the first choice for many precision operations. Whether in high-speed optical modules, medical and cosmetic laser arrays, or other applications that require precise control of light intensity, CW laser chips have demonstrated their uniqueness. advantages and broad application potential.
The 808nm laser chip has the characteristics of low voltage, high efficiency, long life, high reliability and high cost performance. It is receiving wide acclaim from users and its shipments continue to grow.
Data sheet:
| Optical | Min | Typ | Max | Unit |
| Central Wavelength | 803 | 809 | 812 | nm |
| Output Power | 10 | W | ||
| Working Mode | CW | |||
| Spectrum Width | 3 | 4 | nm | |
| Number of Emitter | 1 | |||
| Emitter Width | 200 | µm | ||
| Emitter Pitch | 600 | µm | ||
| Cavity Length | 3990 | 4000 | 4010 | µm |
| Cavity Thickness | 105 | 125 | 145 | µm |
| Fast Axis Divergence(FWHM) | 36 | 40 | Deg | |
| Slow Axis Divergence(FWHM) | 10 | 12 | Deg | |
| Polarization Mode | TE | |||
| Slope Efficiency | 1.05 | 1.22 | W/A | |
| Electrical | Min | Typ | Max | Unit |
| Operating Current Iop | 10 | 11 | A | |
| Threshold Current Ith | 1.25 | 1.35 | A | |
| Operating Voltage Vop | 1.75 | 2 | V | |
| Conversion Efficiency | 54 | 58 | % | |
| Thermal | Min | Typ | Max | Unit |
| Operating Temperature | 15 | 25 | 35 | ℃ |
| Wavelength Temperature Coefficient | 0.28 | nm/℃ |
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