NK 2100nm 500mW CW Laser Diode (TO-18 Package) with Built-in PD — Suitable for Medical Aesthetics
Price range: ¥4,944.0 through ¥5,691.0
The NK 2100nm 500mW CW laser diode is a semiconductor laser device packaged in a TO18 housing with an integrated photodiode (PD) for monitoring and control. Designed for medical aesthetic applications, it delivers stable continuous-wave output with reliable performance and precise wavelength characteristics in the infrared spectrum.
The built-in photodiode enables real-time power monitoring, improving system stability and safety in medical laser equipment. Its compact TO package allows easy integration into handheld or module-based laser systems, making it suitable for a wide range of biomedical and aesthetic devices.
Manufactured in China under strict quality control, this laser diode ensures consistent output, high reliability, and long operational life when properly heat-managed.
Specifications
| Parameter | Specification / Value |
|---|---|
| Brand | NK |
| Model | 2100nm |
| Product Type | Laser Diode Chip |
| Series | Laser Chip Series |
| Wavelength | 2100nm |
| Output Power | 500mW |
| Operation Mode | Continuous Wave (CW) |
| Device Type | Semiconductor Laser Diode |
| Technology | Semiconductor |
| Package Type | TO18 |
| Package Structure | Bar / TO Package |
| Mounting Type | Direct Mount |
| Diode Type | Semiconductor |
| Integrated PD | Yes (Photodiode built-in) |
| Application | Medical / Aesthetic Equipment |
| Supply Type | OEM / ODM / Distributor / Retail |
| Production Year | 2025 |
| Origin | Guangdong, China |
| Operation Orientation | Clockwise (CW structure) |
| Wavelength Stability | High stability under CW operation |
| Output Mode | Single emitter |
| Power Monitoring | Integrated PD for feedback control |
| Thermal Requirement | Requires heat sink / thermal management |
| Packaging Reliability | High reliability TO18 semiconductor encapsulation |
| Integration | Suitable for compact medical laser modules |
Product Overview
The NK 2100nm 500mW CW laser diode is a semiconductor laser device packaged in a TO18 housing with an integrated photodiode (PD) for monitoring and control. Designed for medical aesthetic applications, it delivers stable continuous-wave output with reliable performance and precise wavelength characteristics in the infrared spectrum.
The built-in photodiode enables real-time power monitoring, improving system stability and safety in medical laser equipment. Its compact TO package allows easy integration into handheld or module-based laser systems, making it suitable for a wide range of biomedical and aesthetic devices.
Manufactured in China under strict quality control, this laser diode ensures consistent output, high reliability, and long operational life when properly heat-managed.
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Custom
We offer comprehensive customization services for semiconductor laser chips and optical modules, covering the full process from design to mass production. With strong in-house R&D capabilities and advanced manufacturing facilities, we support customized wavelengths (630nm–3.0μm), power outputs (up to 180W), chip types, and packaging solutions such as COS, CS, F-mount, and stacked array modules. Our solutions are tailored for applications including LiDAR, industrial processing, medical aesthetics, and scientific research, ensuring high performance, reliability, and seamless system integration.
Contact us today to discuss your project and discover how our tailored solutions can meet your specific needs.
