Okamoto Glass technology supports Nobel Prize-winning neutrino research

Okamoto Glass Co., Ltd. has contributed critical components to the IceCube Project, a global neutrino observation initiative involving 14 countries. The company developed specialized glass pressure vessels used in the “D-Egg” neutrino detector.

These vessels are designed to withstand extreme environments in Antarctica, capable of enduring pressures of approximately 70MPa, equivalent to depths of 7,000 meters in the ocean. The technology also features low radioactivity and high transmittance in the ultraviolet range. This research contributed to the work of Professor Francis Halzen of the University of Wisconsin-Madison, who was awarded the 2026 Nobel Prize in Physics.