Tag: single-frequency

Long-lifetime 632.8 nm DBR laser diode solution for HeNe replacement

Scientific papers / 14-pin butterfly, 632.8 nm, DBR, diode laser, helium-neon, HeNe, high reliability, interferometry, metrology, microscopy, on-chip grating, single-frequency, spectroscopy, SPIE, stable operation / March 5, 2026

This paper demonstrates the performance and long-term reliability of Modulight’s 632.8 nm DBR laser diode, providing a compact, stable, and durable alternative to traditional HeNe lasers for precision metrology and interferometric applications.

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Modulight Introduces a 785 nm Single-Frequency Laser with High Power and Stability for Raman Spectroscopy

Press Releases / 785 nm, analytical instrumentation, high-power, materials characterization, ML6600, Raman spectroscopy, single-frequency, spectroscopy, wavelength stability / December 30, 2025

ML6660 is Modulight’s new, spectroscopy-optimized laser platform, which is now launched with 785 nm DBR laser configuration. It offers exceptional wavelength stability and high single-mode output powers. The laser is especially well-suited for Raman spectroscopy.

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New Portfolio of Single-Frequency DBR and DFB Lasers and High-Power Tapered Amplifiers for Quantum and Precision Applications

Press Releases / 1550 nm, 770 nm, 780 nm, 785 nm, 795 nm, 935 nm, atomic clock, cesium, DBR, DFB, high-power, metrology, narrow linewidth, quantum computing, quantum sensing, Rubidium, single-frequency, spectroscopy, tapered amplifier, Ytterbium / December 29, 2025

Modulight’s new portfolio of single-frequency DBR and DFB lasers and high-power tapered amplifiers is targeted for quantum sensing and quantum computing applications. Additionally, these products are used in magnetometers, spectroscopy, atomic clocks, metrology, and manipulating atoms.

New Portfolio of Single-Frequency DBR and DFB Lasers and High-Power Tapered Amplifiers for Quantum and Precision Applications Read More »

High-power DBR lasers at elevated operation temperature

Scientific papers / 794.8 nm, Bragg reflector, DBR, DBR laser, diode laser, Distributed Bragg reflector, epitaxial material, high-power, ML6600, Modulight authors, OPTO, Photonics West, Ru D1, Rubidium, sensing, single-frequency, SPIE / March 19, 2025

Published in: SPIE OPTO 2025 Authors: Luukas Kuusela, Timo Aho, Riina Ulkuniemi, Mika Mähönen, Jussi Hämelahti, Andreas Schramm, Soile Talmila, Jarkko Liimatainen, Pekko Sipilä, Petteri Uusimaa Various commercial fieldable sensing applications require compact, robust, and stable single-frequency laser sources. Distributed Bragg reflector (DBR) lasers enable single-frequency operation without an external cavity and alignmentsensitive components. This makes them the solution of choice for compact and

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Recent advances in visible AlGaInP laser diodes

Scientific papers / 632.8 nm, 650 nm, AlGaInP, AR/VR, biomedical, DBR, DBR laser, digital printing, diode laser, display, Distributed Bragg reflector, GaAs, HeNe alternative, high-power, Modulight authors, OPTO, Photonics West, quantum, quantum computing, red laser, single-frequency, single-mode, SPIE / March 19, 2025

Published in: SPIE OPTO 2025 Authors: R. Ulkuniemi, A. Schramm, S. Talmila, M. Mähönen, L. Kuusela, T. Aho, J. Hämelahti, V. Vilokkinen, P. Sipilä, P. Uusimaa Visible red laser diodes are mostly based on AlGaInP material systems, grown on GaAs. The challenges in manufacturing of the diodes are found in thermal behavior, facet stability, and doping, which must be solved for reaching the best

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ML6600 Multiwavelength Distributed Bragg Reflector Laser Platform for Quantum Applications

Press Releases / DBR, DBR laser, laser core, ML6600, MOPA, narrow linewidth, quantum computing, single-frequency / May 6, 2024

ML6600 Multiwavelength Distributed Bragg Reflector Laser Platform for Quantum Applications Modulight ML6600 Distributed Bragg Reflector laser cores are available at various wavelengths - 650 nm, 760 nm, 780 nm, 785 nm, 795 nm, and 935 nm - relevant to quantum and spectroscopy applications. The fully in-house manufactured laser diodes exhibit reliable high-power operation with down

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Multiwavelength narrow linewidth laser system for Ba+ quantum computing applications

Scientific papers / laser system, Modulight authors, narrow linewidth, quantum computing, Quantum West, single-frequency, SPIE, VECSEL / January 31, 2024

Published in: QUANTUM WEST SPIE 2024 Authors: Kostiantyn Nechay, Luukas Kuusela, Pekko Sipilä, Kalle Palomäki, Petteri Uusimaa Read more: Quantum Computing »

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Narrow linewidth 650 nm DBR laser diode for quantum applications

Scientific papers / 650 nm, DBR, DBR laser, DFB, Modulight authors, narrow linewidth, quantum computing, Quantum West, single-frequency, SPIE / January 31, 2024

Published in: QUANTUM WEST SPIE 2024 Authors: Riina Ulkuniemi, Luukas Kuusela, Mika Mähönen, Timo Aho, Jussi Hämelahti, Andreas Schramm, Soile Talmila, Pekko Sipilä, Petteri Uusimaa

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Narrow linewidth VECSELs for Ba+ cooling at 493 nm

Scientific papers / Modulight authors, narrow linewidth, quantum computing, single-frequency, SPIE, VECSEL / January 31, 2024

Published in: LASE SPIE 2024 Authors: Kostiantyn Nechay, Andreas Schramm, Mika Mähönen, Soile Talmila, Jussi Hämelahti, Pekko Sipilä, Kalle Palomäki, Petteri Uusimaa

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