Qu'est-ce qu'un rayon laser ?
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Boss Laser - Industrial Grade Laser Cutters, Engravers and Markers
Home - Novanta Photonics
Physicists Clear the Air With a Sweet Frickin' Laser Beam | WIRED
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Wanna See Around Corners? Better Get Yourself a Laser | WIRED
Laser | Definition, Acronym, Principle, Applications, & Types | Britannica
New laser to deliver drugs painlessly
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