Dennis Gabor

Dennis Gabor ( ; ; 5 June 1900 – 9 February 1979) was a Hungarian-British electrical engineer and physicist, most notable for inventing holography, for which he later received the 1971 Nobel Prize in Physics.
Career.
While working at British Thomson-Houston that he invented holography, in 1947. He experimented with a heavily filtered mercury arc light source. However, the earliest hologram was only realised in 1964 following the 1960 invention of the laser, the first coherent light source. After this, holography became commercially available.
Personal life.
During his time in Rugby, he met Marjorie Louise Butler, and they married in 1936. He became a British citizen in 1946.