Menlo Systems GmbH
Menlo Systems GmbH
Logo Menlo Systems GmbH

Menlo Systems GmbH is a leading developer and global supplier of instrumentation for high-precision metrology. The company with headquarters in Martinsried near Munich is known for its Nobel Prize winning optical frequency comb technology. With subsidiaries in the US and China and a global distributor network, Menlo Systems is closely connected to its customers from science and industry. The main product lines are optical frequency combs, time and frequency distribution, Terahertz systems, ultrafast and ultrastable lasers, and corresponding control electronics. Besides standard production, Menlo Systems develops and manufactures custom made solutions for laserbased precision measurements.

Fields of Activity
• Optical frequency measurements
• Terahertz systems for non-destructive testing in research and industry
• Ultrafast femtosecond lasers
• Ultrastable lasers with <1 Hertz linewidth for precision measurements and optical clocks
• Development of customized systems for user-specific applications

Range of Services

• Optical frequency combs
• Ultrastable optical reference systems
• Ultrastable Radio frequency reference systems
• Ultraprecise time and frequency distribution
• Terahertz time-domain spectrometers
• Femtosecond fiber lasers
• Phase lock loops for repetition rate and carrier envelope offset phase

Research & Development Activities
• Extending the spectral region of the optical frequency combs to the mid-infrared
• Precise, powerful, and cost-effective femtosecond lasers
• Calibration tools for industry and astronomy
• Precise optical clocks for ground based and space applications

Current State-of-the-Art Technologies

Optical frequency combs, Terahertz spectrometers, ultra stable lasers, Menlo figure 9® femtosecond lasers

Technology partners
Max Planck Institute of Quantum Optics, Thorlabs Inc., Hamamatsu


Dr. Michael Mei (CEO)
Dr. Ronald Holzwarth (CTO)

Menlo Systems GmbH
Am Klopferspitz 19a
82152 Martinsried

Tel.: +49 89 189166-0
Fax: +49 89 169166-111