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 lasersKeeping those lasers precisely tuned is one of the less glamorous, and surprisingly difficult parts of running a quantum computer.—
Rupendra Brahambhatt,
Interesting Engineering,
29 Aug. 2026 AeroVironment Inc delivered its first two multi-purpose high-energy lasers to the US Army last summer.—
Reuters,
CNN Money,
28 Aug. 2026 Green lasers shot out into the crowd, revealing the faces of fans who’d waited all night on aching feet to see their favorites.—Los Angeles Times,
24 Aug. 2026 Instead of using incisions or drilling into the skull, CoMind (coincidentally like Olix) uses infrared lasers and light signals to measure brain activity.—
Alexandra York,
Forbes.com,
21 Aug. 2026 And sending lasers through fiber optic cables meant communication that was free from the tyranny of straight line-transmission.—New Atlas,
20 Aug. 2026 These lasers use a concentrated beam of yellow light to target and collapse the blood vessels.—
Helen Carefoot,
Flow Space,
18 Aug. 2026 The three spacecraft will beam lasers at each other, looking for deviations in the travel time of those laser beams as evidence for the passing of a long-wavelength gravitational wave.—
Keith Cooper,
Space.com,
17 Aug. 2026 Fiber lasers can offer improved beam quality, reliability, and energy control compared with some older laser designs still used in dermatology offices.—
Lyssanoel Frater,
USA Today,
17 Aug. 2026