a device that produces a narrow and powerful stream of light that has many special uses in medicine, industry, etc.
doctors using a laser to perform delicate eye surgery
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Recent Examples of lasersThe minerals and elements are found in the Earth’s crust and are used in hundreds of products including smartphones, laptops, lasers, medical devices and electric vehicles.—Dipka Bhambhani, Forbes, 14 Mar. 2025 By harnessing the power of lasers, artificial intelligence and advanced robotics, the G2 offers an alternative to traditional herbicides and labor-intensive manual weeding.—Kurt Knutsson, Cyberguy Report, Fox News, 12 Mar. 2025 It is equipped with powerful 240-watt lasers that can destroy weeds with pinpoint accuracy.—Kurt Knutsson, Cyberguy Report, Fox News, 12 Mar. 2025 These could include rovers outfitted with leading-edge cameras, spectrometers and lasers, along with helicopters that could overfly and map the lava tubes that might shelter future habitats.—Kevin Holden Platt, Forbes, 11 Mar. 2025 This is because these lasers have a broader range of wavelengths, or energy levels.—Brigitt Earley, Glamour, 10 Mar. 2025 The two lasers include a unique high-intensity, long-wave infrared laser at Brookhaven’s Accelerator Test Facility, and a shorter wavelength optical probe laser.—Aman Tripathi, Interesting Engineering, 8 Mar. 2025 Optical lasers captured amazing photographs The plasma was generated using gas targets, allowing precise tuning of plasma density.—Aman Tripathi, Interesting Engineering, 8 Mar. 2025 Modular interceptors could engage proliferating small drone threats Conventional anti-drone weapons like jammers, lasers, and kinetic weapons are expensive and sometimes even ineffective against modern threats.—Prabhat Ranjan Mishra, Interesting Engineering, 7 Mar. 2025
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