New device measures curved mirrors' absolute shape to within 2 nanometers without touching them
Researchers at AIST have developed a device that measures the absolute surface profile of curved optical elements with high precision without touching them.
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Published1 h ago (Tue, 29 Sep 2026 20:40:12 GMT)
RetrievedTue, 29 Sep 2026 21:00:50 GMT via rss
ClassifiedTue, 29 Sep 2026 21:01:12 GMT by heuristic