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Luxottica Group. Website. ray-ban .com. Ray-Ban is a brand of luxury sunglasses and eyeglasses created in 1936 by Bausch & Lomb. The brand is best known for its Wayfarer and Aviator lines of sunglasses. In 1999, Bausch & Lomb sold the brand to Italian eyewear conglomerate Luxottica Group for a reported $640 million. [1] [2]
From 85% to 90% of the UV produced by these lamps is at 253.7 nm, whereas only 5–10% is at 185 nm. The fused quartz tube passes the 253.7 nm radiation but blocks the 185 nm wavelength. Such tubes have two or three times the UVC power of a regular fluorescent lamp tube.
Ray-Ban Stories are the latest in a line of smartglasses released by major companies including Snap Inc and Google and are designed as one component of Facebook’s plans for a metaverse. [2] Unlike other smart glasses, the Ray-Ban Stories do not include any HUD or AR head-mounted display. On September 27, 2023, Meta removed the "Stories" name ...
The new Ray-Ban Meta glasses do much more than the old pair from 2021, offering a better camera, livestreaming, and AI-powered voice commands — and they're still $299.
An illness forced Brian Ortega to withdraw Saturday hours before his scheduled fight with Diego Lopes in the co-main event at UFC 303, and Dan Ige was called in as the replacement. UFC President ...
Electron microscope. An electron microscope is a microscope that uses a beam of electrons as a source of illumination. They use electron optics that are analogous to the glass lenses of an optical light microscope to control the electron beam, for instance focusing them to produce magnified images or electron diffraction patterns.