about us

At Dogain Optoelectronic Technology (H.K.) Co., Ltd. we are a cutting-edge research and development company dedicated to the design, research, and development, as well as the manufacture of laser diode chips and modules in our Mainland China facility. Our team members bring a wealth of knowledge and expertise to the table, ensuring that we stay at the forefront of laser technology innovation. With years of experience in the field, our laser experts and scientists are dedicated to pushing the boundaries of what is possible in laser technology.

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Core Technology

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Packaging Technologies

Packaging Technologies


•NVS Eutectic

•HBF Fiber Coupling

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Chip Fabrication Technologies

Chip Fabrication Technologies


•G3 Technology

•IFVD Technology

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Wafer Growth

Wafer Growth


•SIC Technology

•PQA Technology

•LDHSC Technology

•DS Technology

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Chip Design

Chip Design


•NC High Quantum Efficiency

•SALOC Low Loss

•SP Small Divergence

•NA-Suppressed COD

Applications

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