Leading manufacturers of ultraviolet laser diodes include RPMC Lasers, Ushio Europe, EQ Photonics, and HÜBNER Photonics, offering a wide range of UV wavelengths and custom solutions for industrial, scientific, and medical applications.

Key Manufacturers and Offerings

RPMC Lasers provides a broad selection of UV lasers and diodes covering wavelengths from 200 nm to 389 nm. Their products include single emitter diodes, DPSS, and microchip lasers, available in single-mode and multimode configurations. RPMC supports both free-space and fiber-coupled setups, with turnkey systems and OEM solutions for applications such as micromachining, Raman spectroscopy, and fluorescence studies . Ushio Europe offers UV laser diodes in the 375–410 nm range, with power levels from 5 mW to 3 W. Their diodes are compact, efficient, and suitable for precision applications in metrology, spectroscopy, sensor technology, quantum technology, and medical devices. Ushio emphasizes reliability, long lifetime, and compliance with RoHS and REACH standards . EQ Photonics focuses on next-generation UV laser diodes using ultra-wide band gap semiconductors like aluminum nitride (AlN). Their devices currently operate in the 265–295 nm range, with development extending up to 325 nm. EQ Photonics specializes in deep UV optoelectronics, offering innovative solutions for high-performance and emerging applications . HÜBNER Photonics provides advanced UV lasers, including single-frequency and Q-switched lasers at 355 nm, and continuous-wave diode lasers at 375 nm. Their products are tailored for high-precision applications in research and industry, with long lifetimes and high stability .

Applications

UV laser diodes are widely used in:

• Industrial processing: Micromachining, marking, and photolithography
• Scientific research: Raman spectroscopy, laser-induced fluorescence, and quantum optics
• Medical procedures: Corneal surgery, dermatology, and precise tissue ablation
• Semiconductor manufacturing: Wafer inspection and nanometer-scale patterning

Considerations for Selection

When choosing a UV laser diode manufacturer, consider:

• Wavelength range and compatibility with your application
• Power output and beam quality (single-mode vs multimode)
• Integration options (fiber-coupled, free-space, or turnkey systems)
• Customizability for OEM or research-specific requirements
• Reliability and lifetime, especially for high-demand industrial or medical use These manufacturers provide both off-the-shelf and custom solutions, ensuring flexibility for diverse applications in photonics, research, and industrial processes.