Duggan
DoGain
A world-leading IDM in compound semiconductor laser chips – core strength: design and fabrication of high-end laser chips.
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Products
High Power Semiconductor Diode Laser Chip
Optical Communication Chips
Single-mode Fiber Coupling Module
VCSEL
Muti-mode Fiber Coupling Module
Semiconductor Laser Stacked Array Module
Semiconductor Laser System
Submount
915/976nm Industrial Fiber Laser Pump Module Series
915/976nm Dual-wavelength Fiber Coupled Module
915/976nm Industrial Fiber Laser Pump Module Series
915/976nm Industrial Fiber Laser Pump Module
Applications
Optical Communication
- Optical Communication
- Data Center
- 5G Communication
- AI
- Vehicle Optical Communication
Industrial Processing
- Laser Cutting
- Laser Cladding
- Laser Cleaning
- Laser Welding
- Laser Punching
- 3D Printing
- Laser Weeding
Intelligent Sensing
- Consumer Electronics
- Intelligent Driving
- Industrial Measurement
- 3D Perception
- LiDAR
- Laser Obstacle Avoidance
News
Company News
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2026.05.20
DoGain Honored with 2025 China Top Ten Optical Industry Technology Award
On May 18, the China Top Ten Optical Industry Technology Innovation Forum & Award Ceremony was grandly held in Wuhan Optics Valley. After rigorous multi-dimensional comprehensive evaluation by the authoritative industry jury, DoGain was honored with the 2025 China Top Ten Optical Industry Technology Application Award for its core technologies and industrialization of highly stable single-mode polarized VCSEL chips.
Company News
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2026.05.20
Major Upgrade | New-Generation 808nm High-Power Single-Emitter Laser Chips Achieve Dual Breakthroughs in Efficiency and Service Life
Company News
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2026.03.30
Glory to the list! DoGain was selected into the "2025 Jiangsu Province Top 100 Manufacturing Enterprises with Invention Patent Ownership"
Company News
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2026.03.24
Glory Coronation | DoGain "High-quality Single-Mode Polarization Series VCSEL Chip" won the Laser Golden Shine Award New Product Award!
