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Class 5 Photonics

Extreme power
at extreme wavelengths

Class 5 Photonics offers ultrafast, high power laser systems and EUV sources for demanding applications from bio-imaging to ultrafast science and attosecond science.

X-PIC project. 

Class 5 Photonics, Politecnico di Milano, and the National Research Council of Italy are collaborating on the X-PIC Project, aiming to develop a new platform for EUV-soft X-ray integrated photonics by leveraging expertise in Ultrafast Laser Technology, Nanotechnology, and Fluid Dynamics.

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We build pioneering lasers from extreme ultraviolet to terahertz, based on optical parametric chirped pulse amplification (OPCPA) and advanced nonlinear optical technologies, such as high-harmonic generation (HHG). Discover new frontiers with our award-winning systems and innovative solutions offering outstanding performance.


Accelerate your research with our ultrafast, high-power laser systems and discover new frontiers in most demanding applications.

Multiphoton microscopy

Advanced multi-photon microscopy (MPM) enables non-invasive imaging of deep cellular structures, enabling breakthroughs in neuroscience and cancer research.

Attosecond science

Attosecond science allows for deeper insights into material dynamics on the shortest time-scales and with nanometer-resolution.

Material science & photo-electron spectroscopy

Brilliant coherent EUV sources are essential tools for advanced material science such as time-resolved photo-emission spectroscopy and microscopy.

The key to power scaling and flexibility


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We are pioneers and experts in ultrafast, high-power lasers pushing new frontiers

  • “I have worked in one of the world-leading labs using all-optical neuroscience experiments, and I never have seen such astonishing image quality like from this system.

    Moritz Buchholz, Instructor at Cajal imaging school, University College London

  • EMBL Heidelberg, Prevedel Lab
    “The impressive stability and performance of the White Dwarf OPCPA system allows us to fully focus on our experiments and achieve new scientific results.”
    — EMBL Heidelberg, Prevedel Lab
    The focus of the Prevedel lab at EMBL is to push the frontiers of deep tissue microscopy in terms of imaging depths and resolution by developing advanced and innovative optical imaging techniques.
  • Rapp OptoElectronic GmbH, Microscopy R&D lab
    “The integration of the White Dwarf OPCPA with our Movable Objective Microscope® (MOM®) worked out smoothly and we had a strong three-photon signal in the image from the first day on.”
    — Rapp OptoElectronic GmbH, Microscopy R&D lab
    Rapp OptoElectronic is specialized in high-performance photomanipulation, illumination and multi-photon microscopy systems.
  • Rapp OptoElectronic GmbH, Microscopy R&D lab
    “The Class 5 laser enables us to study new materials, such as superconductors, 2D materials, and chemical and biological molecules.”
    — Ulsan National Institute of Science and Technology,
    Laboratory for Ultrafast & Nanoscale Plasmonics
    The lab of Professor Park works on next generation terahertz and mid-infrared spectroscopies combined with plasmonics and nano-structures which are used for various photonic applications, such as infrared bolometer, atomic memory device, sensing of chemical/biological molecules, and green hydrogen production.
  • Rapp OptoElectronic GmbH, Microscopy R&D lab
    “The service and support of Class 5 Photonics is top of the line.”
    — The University of Hong Kong,
    Ultrafast Optics and Attosecond Science lab
    The Ultrafast Optics and Attosecond Science lab seeks to generate, measure, and develop new methodologies in creation of ultrashort laser pulses based on nonlinear optics and strong-field laser physics.