![English: On 26 April 2016 an event at ESO's Paranal Observatory in Chile marked the brilliant first light for the four powerful lasers that form a crucial part of the adaptive optics English: On 26 April 2016 an event at ESO's Paranal Observatory in Chile marked the brilliant first light for the four powerful lasers that form a crucial part of the adaptive optics](https://c8.alamy.com/comp/2BAMBPT/english-on-26-april-2016-an-event-at-esos-paranal-observatory-in-chile-marked-the-brilliant-first-light-for-the-four-powerful-lasers-that-form-a-crucial-part-of-the-adaptive-optics-systems-on-esosvery-large-telescope-attendees-were-treated-to-a-spectacular-display-of-cutting-edge-laser-technology-against-the-majestic-skies-of-paranal-these-are-the-most-powerful-laser-guide-stars-ever-used-for-astronomy-and-mark-the-first-use-of-multiple-laser-guide-stars-at-eso-this-spectacular-image-shows-the-four-beams-emerging-from-the-new-laser-system-on-unit-telescope-4-of-the-vlt-27-april-2016-2BAMBPT.jpg)
English: On 26 April 2016 an event at ESO's Paranal Observatory in Chile marked the brilliant first light for the four powerful lasers that form a crucial part of the adaptive optics
![Laser Guide Star Adaptive Optics Sharpens Subaru Telescope's Eyesight and Opens a New Vision of the Distant Universe | NAOJ: National Astronomical Observatory of Japan - English Laser Guide Star Adaptive Optics Sharpens Subaru Telescope's Eyesight and Opens a New Vision of the Distant Universe | NAOJ: National Astronomical Observatory of Japan - English](https://www.nao.ac.jp/en/contents/news/science/2011/20110707-fig1-ao.jpg)
Laser Guide Star Adaptive Optics Sharpens Subaru Telescope's Eyesight and Opens a New Vision of the Distant Universe | NAOJ: National Astronomical Observatory of Japan - English
![The laser beam coming out of the top part of the Subaru Telescope | Subaru Gallery | Subaru Telescope The laser beam coming out of the top part of the Subaru Telescope | Subaru Gallery | Subaru Telescope](https://subarutelescope.org/en/gallery/lgs_top.jpg)