Laserline Showcases Blue High-Power Diode Lasers for Powder Bed 3D Metal Printing and Unveils World’s First 6 kW Blue Diode Laser at Photonics West

Laserline will present its cutting-edge blue high-power diode lasers for processing copper and gold alloys at Photonics West 2025. A highlight of its showcase will be the world’s first blue 6 kW CW (continuous wave) diode laser, developed for high-efficiency laser cladding processes and additive manufacturing. The company will also highlight its blue high-brightness lasers designed for powder bed 3D metal printing. Additionally, Laserline will feature an infrared direct diode laser for drying battery foils.

Mülheim-Kärlich, 18th December 2024 – Laserline will take center stage at SPIE Photonics West 2025 (January 28–30, San Francisco, booth no. 2149) as a comprehensive solutions provider for blue high-power diode lasers. The focus will be on lasers tailored for the industrial processing of copper and gold alloys. As a leader in blue wavelength technology, Laserline will showcase its full portfolio of blue lasers and related processing optics, alongside its service and maintenance offerings. Key highlights will include the first blue lasers featuring Wavelength Beam Combining (WBC) technology and the debut of the 6 kW CW blue industrial diode laser.

 

The new blue high-brilliance lasers, incorporating WBC technology, feature a beam quality of 4 mm∙mrad and output powers of 400 or 800 watts. These lasers are particularly suited for highly energy- and material-efficient copper and gold processing in applications like powder bed 3D metal printing and joining. The LDFblue 400-wbc and LDFblue 800-wbc models integrate Laserline’s proven LDF diode laser technology with WBC Photonics’ blade engine technology—following Laserline’s acquisition of a majority stake in WBC Photonics in the summer of 2024. This collaboration brings the exceptional beam quality of WBC-based lasers together with a robust, IoT-enabled system architecture, renowned for its high efficiency and stable, spatter-free melt pools.

 

The LDFblue 6000-60, another significant highlight, sets a new benchmark for blue diode lasers. With an output power of 6 kW CW and a beam quality of 60 mm∙mrad, it represents the highest power ever achieved in the blue wavelength spectrum. Specifically developed for high-power applications like welding electrical copper contacts and additive manufacturing of copper and gold components, the LDFblue 6000-60 reaches power levels previously reserved for infrared lasers.

 

Laserline will also present physical and multimedia demonstrations of its systems, alongside samples of typical process results. Among the innovations on display will be an infrared direct diode laser, designed for drying battery foils. This laser aims to optimize the roll-to-roll drying process, supporting climate-friendly and cost-effective production of lithium-ion batteries.

 

For further details about Laserline and the systems featured at SPIE Photonics West 2025, visit www.laserline.com.

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