#5697323An optical quantum generator (laser).Sign in or register,to downloadAdd to cartRemove from cartCategories: Science & TechnologyLocation: Moscow, RussiaEvent date: 01.09.1972Date published: 12.11.2018Credit: SputnikOriginal: J72-9588, 6x9 filmMedia: JPEG, 3543x3627px, 4.4MbscientistsSovietdesigndeviceopticallaserquantumgeneratorUSSR1970s