Which company should I choose for laser diodes with lenses

Top companies for laser diodes with lenses include ams-OSRAM, Lumentum, Frankfurt Laser Company, ProPhotonix, and Excelitas Technologies, all offering high-quality modules and optical integration options.

Leading Suppliers

1. ams-OSRAM AG – A global leader in photonics, offering edge-emitting and VCSEL laser diodes with integrated optics for applications like 3D sensing, LiDAR, automotive lighting, and medical imaging. They provide high-power multi-junction diodes suitable for advanced driver-assistance systems (ADAS) and other precision applications .
2. Lumentum Operations LLC – Specializes in diode lasers, VCSEL arrays, and tunable lasers with integrated optical components. Their products are widely used in telecom, 3D sensing, and autonomous vehicle sensors, offering high-performance modules with excellent beam quality .
3. Frankfurt Laser Company – Offers FP, DFB, and DBR laser diodes, laser diode arrays, VCSELs, and superluminescent modules. They provide both free-space and fiber-coupled modules with integrated lenses, suitable for industrial, medical, and defense applications .
4. ProPhotonix – Manufactures laser diode modules with integrated optics for machine vision, alignment, and medical equipment. Their modules are optimized for stability, precision, and long-term reliability .
5. Excelitas Technologies – Provides photonic solutions including laser diodes with optical integration for biomedical, industrial, and security applications. They offer custom modules and turnkey solutions tailored to specific requirements .

Selection Considerations

When choosing a supplier, consider the following:

• Wavelength and Power Requirements – Ensure the diode matches your application's absorption or transmission needs. High-power single-mode diodes are ideal for precise focusing, while multimode diodes offer higher power at lower cost .
• Beam Quality and Optics – Integrated lenses or fiber-coupled modules simplify alignment and improve beam delivery. Check if the supplier offers collimated or focused beam options.
• Package Type – Options include TO-can, butterfly, chip-on-submount, or fiber-coupled modules. Each affects thermal management, integration, and lifetime .
• Customization and Support – Some suppliers provide bespoke modules, subassemblies, or complete turnkey solutions, which can be critical for specialized applications .
• Reliability and Lifetime – Operating below maximum rated power and ensuring proper thermal management extends diode life, especially in high-power or pulsed applications .

Recommendation

For high-performance applications requiring integrated lenses, companies like ams-OSRAM, Lumentum, Frankfurt Laser Company, and ProPhotonix are excellent choices due to their experience in optical integration, module customization, and global support. For specialized or turnkey solutions, Excelitas Technologies offers tailored photonic modules with integrated optics for demanding industrial and medical applications. Evaluate each supplier based on your wavelength, power, beam quality, and integration needs to select the most suitable partner.