Asher A. Friesem is a professor at the

Weizmann Institute of Science The Weizmann Institute of Science ( he, מכון ויצמן למדע ''Machon Vaitzman LeMada'') is a public research university in Rehovot, Israel, established in 1934, 14 years before the State of Israel. It differs from other Israeli unive ...

Israel Israel (; he, יִשְׂרָאֵל, ; ar, إِسْرَائِيل, ), officially the State of Israel ( he, מְדִינַת יִשְׂרָאֵל, label=none, translit=Medīnat Yīsrāʾēl; ), is a country in Western Asia. It is situated ...

. Friesem received B.Sc. and Ph.D. degrees from the

University of Michigan , mottoeng = "Arts, Knowledge, Truth" , former_names = Catholepistemiad, or University of Michigania (1817–1821) , budget = $10.3 billion (2021) , endowment = $17 billion (2021)As o ...

in 1958 and 1968, respectively. From 1958 to 1963 he was employed by

Bell Aero Systems A bell is a struck idiophone, directly struck idiophone percussion instrument. Most bells have the shape of a hollow cup that when struck vibrates in a single strong strike tone, with its sides forming an efficient resonator. The strike may be ...

Company and Bendix Research Laboratories. From 1963 to 1969, at the University of Michigan’s Institutes of Science and Technology, he conducted investigations in coherent optics, mainly in the areas of optical data processing and

holography Holography is a technique that enables a wavefront to be recorded and later re-constructed. Holography is best known as a method of generating real three-dimensional images, but it also has a wide range of other applications. In principle, i ...

. From 1969 to 1973 he was principal research engineer in the Electro-Optics Center of Harris, Inc., performing research in the areas of optical memories and displays. In 1973 he joined the staff of the Weizmann Institute of Science, Israel and was appointed Professor of Optical Sciences in 1977. He subsequently served as Department Head, Chairman of the Scientific Council, and Chairman of the Professorial Council. In recent years his research activities have concentrated on new holographic concepts and applications, optical image processing, electro-optic devices, and new

laser resonator An optical cavity, resonating cavity or optical resonator is an arrangement of mirrors or other optical elements that forms a cavity resonator for light waves. Optical cavities are a major component of lasers, surrounding the gain medium and provi ...

configurations. He has served on numerous program and advisory committees of national and international conferences. Among other posts, he served for many years as a Vice President of the International Commission of Optics (

ICO is an action-adventure game developed by Japan Studio and Team Ico, and published by Sony Computer Entertainment, released for the PlayStation 2 video game console in 2001 and 2002 in various regions. It was designed and directed by Fumito U ...

) and Chairman of the Israel Laser and Electro-Optics Society. He is a

fellow A fellow is a concept whose exact meaning depends on context. In learned or professional societies, it refers to a privileged member who is specially elected in recognition of their work and achievements. Within the context of higher education ...

of OSA, a life fellow of

IEEE The Institute of Electrical and Electronics Engineers (IEEE) is a 501(c)(3) professional association for electronic engineering and electrical engineering (and associated disciplines) with its corporate office in New York City and its operation ...

, and member of

SPIE SPIE (formerly the Society of Photographic Instrumentation Engineers, later the Society of Photo-Optical Instrumentation Engineers) is an international not-for-profit professional society for optics and photonics technology, founded in 1955. It ...

and

Sigma Xi Sigma Xi, The Scientific Research Honor Society () is a highly prestigious, non-profit honor society for scientists and engineers. Sigma Xi was founded at Cornell University by a junior faculty member and a small group of graduate students in 1886 ...

. Over the years he has been a visiting professor in

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

Switzerland ). Swiss law does not designate a ''capital'' as such, but the federal parliament and government are installed in Bern, while other federal institutions, such as the federal courts, are in other cities (Bellinzona, Lausanne, Luzern, Neuchâtel ...

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

and the

U.S. The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country Continental United States, primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., ...

, has authored and co-authored more than 250 scientific papers, co-editor of four scientific volumes, and holds over 30 international patents. He made the first full-color

hologram Holography is a technique that enables a wavefront to be recorded and later re-constructed. Holography is best known as a method of generating real three-dimensional images, but it also has a wide range of other Holography#Applications, applic ...

References

{{DEFAULTSORT:Friesem Year of birth missing (living people) Holography Living people University of Michigan alumni Academic staff of Weizmann Institute of Science