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.

  • Micro module for yellow laser light
    [+] Micro module for yellow laser light
  • Micro module for green laser light
    [+] Micro module for green laser light
  • Hybrid laser module emitting green und blue
    [+] Hybrid laser module emitting green und blue

Applications

  • Display technology
  • Digital photo finishing
  • Medical applications
  • Optical sensors (spectroscopy)

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