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  • SPIE Telescopes 2024

      Join 4D Technology in Yokohama, Japan. Stop by our booth where we will be providing our PhaseCam and NanoCam for measurements on the show floor: PhaseCam: vibration-immune Twyman-Green interferometer with high power for measuring large optics and systems, and for long measurements paths. Its super-fast single frame data acquisition enables measurement despite vibration and turbulence NanoCam HD: a small, […]

  • SPIE Optics + Photonics 2024

    San Diego Convention Center 111 W Harbor Dr., San Diego, CA, United States

    Join 4D Technology in San Diego, California! Booth #535 At this exhibition, it is always a great experience to hear the latest advancements shared by researchers and scientists in optical engineering and applications, nanotechnology, quantum science and organic photonics. See live demonstrations from: The AccuFiz Duo: a high precision, dynamic interferometer that combines short and […]

  • IMTS 2024

    McCormick Place 2301 S Lake Shore Dr, Chicago, IL, United States

    Join 4D Technology in Chicago, Illinois! Booth #134256 Come see 4D Technology's latest innovations in handheld and automated 3D optical surface inspection systems 4D InSpec: a hand-held Surface Gauge for non-contact, 3D measurement of surface defects and features with enhanced precision 4D SurfSpec: the first surface measurement system for process control of coatings from substrate […]

  • SPIE Photonics West 2025

    Moscone Center, San Francisco, CA 747 Howard St, San Francisco, CA, United States

    Join 4D Technology at Booth #1849 at SPIE Photonics West - the world’s largest photonics technologies event! See live demonstrations of our latest vibration & turbulence immune metrology innovations, including the industry-leading PhaseCam interferometer, the AccuFiz Duo short coherence, on-axis dynamic Fizeau interferometer with an additional long coherence source, the NanoCam automated optical surface gauge, […]

  • Asia Photonics Expo 2025

    Come see 4D Technology's optical interferometers at our distributor Dymek Asia's stand no. B314 in Singapore!

  • PB Expo 2025

    Miami Beach Convention Center Miami Beach, FL, United States

    Join us in booth #944 to learn about our latest optical, non-contact, and portable 3D innovations in micron-level defect and geometry measurement technologies.

  • Precision Machining Technology Show (PMTS)

    Huntington Convention Center Cleveland, OH, United States

    Join us in booth #5109 to learn about our latest optical, non-contact, and portable innovations in defect, geometry, and surface roughness measurement technologies.

  • Webinar: Shop Floor Surface Finish Measurement with 3D Optical Gauges

    Join us on Wednesday, April 2, 2025, from 12:00 p.m. to 1:00 p.m. EST, to learn how you can take advantage of our rugged, portable roughness system to provide 3D surface finish measurements with nanometer resolution right on the shop floor.  REGISTER > Until now, companies have typically relied on 2D stylus-based systems or expensive, […]

  • MRO Americas 2025

    Georgia World Congress Center Atlanta, GA, United States

    Join us in booth #4922 to learn about our latest optical, non-contact, and portable innovations in defect, geometry, and surface roughness measurement technologies.

  • The Quality Show 2025

    Music City Center Nashville, TN, United States

    Join us in booth #101 to learn about our latest optical, non-contact, and portable innovations in defect, geometry, and surface roughness measurement technologies.