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Some research has indicated that red light – which generally utilizes 630 to 700 nanometers of light – can help clear acne and reduce fine lines and wrinkles.—Bailey Schulz, USA TODAY, 8 Mar. 2025 To measure growth there, Yunker used white light interferometry, a technique that uses the interference patterns of light waves to measure physical characteristics with nanometer resolution.—Carrie Arnold, Quanta Magazine, 21 Apr. 2025 The device emits red light at 630 nanometers and an intensity meant to enhance sleep quality and promote more restful sleep.—Maggie Ryan, Flow Space, 2 Mar. 2025 For example, a pure red may consist of photons that all share the same wavelength near 620 nanometers.—Michael J. Murdoch, The Conversation, 3 Feb. 2025 See All Example Sentences for nanometer
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