Modulight Corp.

Modulight is proud to announce the ML6640, the latest addition to its ML6600 product family, designed for flow cytometry and cell sorting applications. This advanced laser engine incorporates four precisely selected wavelengths—405 nm, 488 nm, 561 nm, and 638 nm (for other wavelengths contact factory)—optimized for fluorochrome excitation, including PE (Phycoerythrin)-based dyes critical for multi-parameter analysis. The ML6640 introduces an innovative active beam alignment system powered by artificial intelligence (AI). This cutting-edge technology dynamically monitors and adjusts laser alignment in real-time, ensuring exceptional stability and reducing maintenance requirements. By mitigating long-term drift and environmental variations, the ML6640 provides consistent, high-quality illumination, enhancing the accuracy and reliability of flow cytometers. “The ML6640 combines our hallmark reliability with advanced AI-driven alignment to deliver a game-changing solution for flow cytometry,” says Dr. Petteri Uusimaa, CTO at Modulight. “Adding the 561 nm wavelength opens new opportunities for cellular analysis, solidifying the ML6640 as a versatile and robust platform for researchers and manufacturers alike.” The ML6640’s ready-made optics system including beam shaping eliminates the need for manufacturers to assemble complex optical components, saving time and resources. As a competitive alternative to existing platforms, it introduces healthy competition to the market, offering cytometer and sorter manufacturers a reliable, high-performance solution for commercial and research applications.

Modulight announces the launch of its latest Distributed Bragg Reflector (DBR) lasers, offering a configurable wavelength range from 630 nm to 1100 nm. These advanced lasers are designed to meet the high demands in quantum systems, quantum sensing, Raman spectroscopy, and metrology. Key wavelengths of Modulight DBR laser platform include 633 nm, which is optimized for interferometry and Raman spectroscopy. Wavelengths such as 650 nm, 760 nm, and 935 nm are ideal for Ytterbium/Barium repumping transitions in quantum systems. The 785 nm wavelength is a preferred choice for Raman spectroscopy, while 780 nm and 795 nm serve as essential wavelengths for Rubidium transitions, enabling quantum sensing and atomic cooling. Key advantages of Modulight’s DBR lasers include their compact and robust design, narrow linewidth, reliable and stable operation, and high output power, making them ideal for numerous applications in Atomic and Molecular and Optical Physics. The DBR’s power can be further amplified to Watt-level single-frequency output using a tapered amplifier in a DBR-MOPA configuration. Thanks to Modulight’s vertical integration production capabilities—from epitaxy to final system integration—the company can tailor key laser parameters such as wavelength, operating temperature, output power, and linewidth to find the optimal combination for specific customer applications. DBR lasers are available with narrow linewidth single transverse mode operation or multi-transverse mode operation with watt level output power. The DBR lasers are available at multiple integration levels to suit diverse needs, ranging from turnkey ML6600 platform products to standard and custom opto-electric packaging such as 14-pin butterfly and TO-can packages, as well as chip-on-submounts. For more information, visit us at Photonics West 2025 in San Francisco, Jan. 28 - 30, Booth #2167 or contact sales@modulight.com.

Modulight is broadening its advanced laser solutions portfolio with a range of tapered amplifier products and monolithic DBR MOPA devices, delivering high output power with excellent beam quality. Designed for Master Oscillator Power Amplifier (MOPA) configurations, Modulight’s tapered amplifiers ensure efficient amplification while preserving the seed laser's spectral performance. Spanning a broad wavelength range from 630 nm to ~1700 nm, these amplifiers cater to a wide array of applications, including quantum technologies, sensing, metrology, and more. To address diverse integration requirements, Modulight offers tapered amplifiers in three flexible configurations: • Chip-on-Submount Components: Ideal for OEMs seeking customization and adaptability. • 14-Pin Packages: Equipped with input fiber and collimated free-space output for seamless integration into existing setups. • Complete Systems: Featuring a DBR seed laser paired with a tapered amplifier, delivering sub-MHz linewidth and watt-level output power. Modulight’s monolithic DBR MOPA devices, optimized for 785 nm operation, provide picometer-level linewidth and watt-level power. These devices are particularly suited for precision-intensive applications such as Raman spectroscopy. With complete in-house control over design and production, Modulight offers extensive customization options, including wavelength, output power, linewidth, and packaging. This flexibility ensures tailored solutions for even the most demanding applications. For more information, visit us at Photonics West 2025 in San Francisco, Jan. 28 - 30, Booth #2167.

Advancing Flow Cytometry Precision with VECSEL Laser Cores Modulight expands its ML6600 product family with new variants designed to meet the rigorous demands of flow cytometry applications. Featuring Modulight’s OP-VECSEL (Optically-Pumped Vertical-External-Cavity Surface-Emitting Laser) core technology, these latest ML6600 variants offer unprecedented performance and reliability for biomedical research and diagnostics. Building on the success of the ML6600 platform, the new variants provide ultra-low-noise continuous-wave (CW) emission with diffraction-limited beam quality and efficient harmonic generation for optical power scaling up to one Watt level. The platform supports key wavelengths such as 488 nm, 561 nm, and 349 nm. These capabilities ensure precise fluorochrome activation and sample excitation, addressing the most critical needs of flow cytometry workflows. Additionally, Modulight covers the wavelength range spanning from UV up to 2000+ nm, supporting widely both the commercial and in-development dyes. “By integrating VECSEL technology into our trusted ML6600 platform, we’re delivering a comprehensive, high-performance solution for flow cytometry,” says Modulight’s CTO, Dr. Petteri Uusimaa. “Our Flow Cytometry customers can now benefit from improved beam quality, higher power output, and seamless operation at these critical wavelengths.” The ML6600 platform for flow cytometry includes advanced thermal management, a hermetically sealed design, and integrated cloud connectivity for remote diagnostics and predictive maintenance. With these new additions, Modulight continues to set the standard for reliability and efficiency in laser technology. For more information, visit us at Photonics West 2025 in San Francisco, Jan. 28 - 30, Booth #2167 or contact sales@modulight.com Links https://modulight.com/ml6600/ https://modulight.com/applications/flow-cytometry/ https://modulight.com/tailoredlaser/

Delivering Unmatched Precision and Stability for Quantum Applications Modulight’s ML6600 platform, known for supporting a wide range of laser technologies including fiber lasers, now features a new variant: the 1762 nm fiber laser, designed for the most stringent quantum applications. This advanced laser is specifically tailored for barium clock transition, addressing the demanding needs of quantum information processing, atomic clock development, and cutting-edge scientific research. Building on the low-noise capabilities of the ML6600 platform, the 1762 nm fiber laser combines the inherent stability of fiber laser design with high-power operation. This synergy ensures exceptional precision and reliability, making it a benchmark solution for applications requiring narrow linewidths and consistent performance over extended durations. Delivering up to 1 Watt of output power, the 1762 nm laser enables efficient ion manipulation. Thanks to the ML6600 platform’s benefits, the laser features an ultra-narrow linewidth of <10 kHz (prior to frequency stabilization), enabling unparalleled precision. Its single-mode, polarization-maintaining fiber output ensures optimal beam quality and seamless integration into advanced systems. The robust design and the intrinsic fiber laser technology further enhance its suitability for quantum technologies, where stability and consistent performance are non-negotiable requirements. The ML6600 1762 nm fiber laser offers unprecedented output power at this wavelength while maintaining narrow linewidth operation. Its robust design and precision engineering make it an ideal solution for industrial professionals and researchers seeking advanced capabilities in challenging applications. "The ML6600 1762 nm laser represents a significant leap forward in laser technology for barium ion manipulation," said Luukas Kuusela, Product Manager at Modulight. "Its unique combination of high power, narrow linewidth, and fiber laser stability positions it as the ideal laser for advancing quantum technologies." The ML6600 platform now combines Modulight’s hallmark reliability with cutting-edge cloud connectivity for remote diagnostics and predictive maintenance, ensuring uninterrupted operation in the most demanding environments. For more information, visit us at Photonics West 2025 in San Francisco, Jan. 28 - 30, Booth #2167 or contact sales@modulight.com. Links https://modulight.com/ml6600/ https://modulight.com/tailoredlaser/

Modulight announces the launch of its 632.8 nm Distributed Bragg Reflector (DBR) semiconductor laser, designed to replace traditional HeNe lasers across a wide range of applications. Leveraging Modulight’s in-house #TailoredLaser capabilities, the 632.8 nm DBR laser offers significant advantages over HeNe lasers, including reduced power consumption and a very compact, robust design that eliminates the need for fragile gas tubes. The 632.8 nm DBR laser features a high power output of up to 25 mW, ensuring exceptional performance for demanding applications. It provides stable polarization for consistent and reliable operation. Additionally, the laser offers single-frequency operation with a linewidth of less than 10 MHz, making it ideal for high-precision applications. To meet the diverse needs of researchers, OEMs, and system integrators, Modulight offers the 632.8 nm DBR laser in multiple integration levels. For customers requiring ready-to-use solutions, Modulight provides system-level products built on the ML6600 platform, which integrate laser and temperature control within a customizable package. For industry-standard integration, options like 14-pin butterfly and TO-can packages are available, enabling seamless adoption into existing designs. For OEMs requiring maximum customization, the chip-on-submount product offers unmatched flexibility for proprietary systems. The 632.8 nm DBR laser is set to transform applications that have traditionally relied on HeNe lasers by offering a more reliable, efficient, and versatile solution. For more information, visit us at Photonics West 2025 in San Francisco, Jan. 28 - 30, Booth #2167 or contact sales@modulight.com. Links: https://modulight.com/ml6600/ https://modulight.com/tailoredlaser/

Modulight is proud to announce new additions to its ML6600 product platform, tailored specifically for quantum applications. Building on the proven ML6600 platform, these latest variants integrate Modulight’s innovative VECSEL (Vertical-External-Cavity Surface-Emitting Laser) core technology, redefining precision and flexibility for quantum computing and sensing. Designed to address the stringent requirements of atomic, molecular, and optical (AMO) physics, the ML6600 platform for quantum applications features ultra-low-noise continuous-wave (CW) single-frequency emission with sub-100 kHz free-running linewidth and efficient intracavity second harmonic generation. Frequency locking to an external reference implemented via exceptionally agile piezo-actuators, disciplined by an external error signal. The system supports already two critical quantum wavelengths, including 553 nm for neutral barium photoionization, and 493 nm for barium ion Doppler cooling. “Our enhanced ML6600 platform integrates advanced VECSEL laser cores to deliver best-in-class precision for quantum applications,” says Dr. Petteri Uusimaa, CTO at Modulight. “By providing a unified solution for various ion and atom transitions, this platform simplifies system design, reduces costs, and ensures reliable operation across critical wavelengths.” The ML6600 platform now combines Modulight’s hallmark reliability with cutting-edge cloud connectivity for remote diagnostics and predictive maintenance, ensuring uninterrupted operation in the most demanding environments. For more information, visit us at Photonics West 2025 in San Francisco, Jan. 28 - 30, Booth #2167 or contact sales@modulight.com. Links: https://modulight.com/ml6600/ https://modulight.com/tailoredlaser/ https://modulight.com/applications/quantum-computing/