Optics

{{TopicTOC-Physics}}

{{TopicTOC-Physics}}

'''Optics''' is the branch of [[physics]] that studies the behaviour, manipulation, and detection of [[Electromagnetic_radiation|electromagnetic radiation]], including its interactions with [[matter]] and [[optical instruments|instruments]] that use or [[Photodetector|detect]] it.<ref name=McGrawHill>{{cite book|title=McGraw-Hill Encyclopedia of Science and Technology|edition=5th|publisher=McGraw-Hill|year=1993}}</ref> Optics often describes the behaviour of [[visible light|visible light]]. The study of optics extends to other forms of electromagnetic radiation, including [[radio]],<ref>{{cite journal | last=Merritt | first=Ernest | title=The Optics of Radio-Transmission | journal=Journal of the Optical Society of America | volume=21 | issue=2 | pages=90–100 | year=1932}}</ref> [[microwave]],<ref>{{cite journal | last=Brown | first=John | title=Microwave Optics | journal=Advances in Electronics and Electron Physics | volume=10 | pages=107–152 | year=1958}}</ref> [[infrared]],<ref>{{cite journal | last=Frerichs | first=Rudolf | title=New Optical Glasses with Good Transparency in the Infrared | journal=Journal of the Optical Society of America | volume=43 | issue=12 | pages=1153–1157 | year=1953}}</ref> [[ultraviolet]],<ref>{{cite journal | last=Kasha | first=M. | title=Transmission Filters for the Ultraviolet | journal=Journal of the Optical Society of America | volume=38 | issue=11 | pages=929–934 | year=1948}}</ref>

'''Optics''' is the branch of [[physics]] that studies the behaviour, manipulation, and detection of [[electromagnetic radiation]], including its interactions with [[matter]] and [[optical instruments|instruments]] that use or [[Photodetector|detect]] it.<ref name=McGrawHill>{{cite book|title=McGraw-Hill Encyclopedia of Science and Technology|edition=5th|publisher=McGraw-Hill|year=1993}}</ref> Optics often describes the behaviour of [[visible light|visible light]]. The study of optics extends to other forms of electromagnetic radiation, including [[radio]],<ref>{{cite journal | last=Merritt | first=Ernest | title=The Optics of Radio-Transmission | journal=Journal of the Optical Society of America | volume=21 | issue=2 | pages=90–100 | year=1932}}</ref> [[microwave]],<ref>{{cite journal | last=Brown | first=John | title=Microwave Optics | journal=Advances in Electronics and Electron Physics | volume=10 | pages=107–152 | year=1958}}</ref> [[infrared]],<ref>{{cite journal | last=Frerichs | first=Rudolf | title=New Optical Glasses with Good Transparency in the Infrared | journal=Journal of the Optical Society of America | volume=43 | issue=12 | pages=1153–1157 | year=1953}}</ref> [[ultraviolet]],<ref>{{cite journal | last=Kasha | first=M. | title=Transmission Filters for the Ultraviolet | journal=Journal of the Optical Society of America | volume=38 | issue=11 | pages=929–934 | year=1948}}</ref>

and [[X-ray|X-ray]] radiation.<ref>{{cite book | last=Spiller | first=E. | chapter=X-Rays: Optical Elements | editor-first=Craig | editor-last=Hoffman | editor2-first=Ronald | editor2-last=Driggers | title=Encyclopedia of Optical Engineering | edition=2nd | year=2015 | publisher=Taylor & Francis | doi=10.1081/E-EOE2 | isbn=978-1-351-24718-4}}</ref> Optics may also concern beams of elementary charged particles.<ref>{{cite journal | last1=Ehrenberg | first1=Werner | last2=Siday | first2=Raymond E. | title=The refractive index in electron optics and the principles of dynamics | journal=Proceedings of the Physical Society. Section B | volume=62 | issue=1 | pages=8 | year=1949}}</ref>

and [[X-ray|X-ray]] radiation.<ref>{{cite book | last=Spiller | first=E. | chapter=X-Rays: Optical Elements | editor-first=Craig | editor-last=Hoffman | editor2-first=Ronald | editor2-last=Driggers | title=Encyclopedia of Optical Engineering | edition=2nd | year=2015 | publisher=Taylor & Francis | doi=10.1081/E-EOE2 | isbn=978-1-351-24718-4}}</ref> Optics may also concern beams of elementary charged particles.<ref>{{cite journal | last1=Ehrenberg | first1=Werner | last2=Siday | first2=Raymond E. | title=The refractive index in electron optics and the principles of dynamics | journal=Proceedings of the Physical Society. Section B | volume=62 | issue=1 | pages=8 | year=1949}}</ref>