Laser Systems with Frequency Doubling
Scheme
Brilliant semiconductor laser devices with internal Bragg gratings and laser systems with external filters respectively are used as pump sources to generate visible laser light by frequency doubling.
Applications
- Medical applications
- Optical sensors (spectroscopy)
- Display technology
- Digital photo finishing
Available wavelengths
- 460 nm
- 488 nm
- 532 nm
- 561 nm
- 578 nm
- 589 nm
- transferable to other wavelengths
Chip technology
- One- or two-step epitaxy (MOVPE)
- Full-wafer processing
- Integration of bragg gratings for wavelength stabilization
- Chip mounting on heat sinks
Typical data
- pump source and nonlinear crystal in a single pass configuration
- Longitudinal single mode
- Lateral diffraction limited
- Maximum generated green laser light of 1.77 W at 532 nm
- With small footprint: 1 W at 490 and 532 nm, 2 W at 561 and 576 nm