Light field display: Difference between revisions
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* '''Resolution Trade-offs:''' A fundamental challenge involves balancing spatial resolution (image sharpness), angular resolution (smoothness of parallax/number of views), [[Field of view|field of view (FoV)]], and depth of field.<ref name="Huang2014EyeglassesFree"/><ref name="Lanman2020NearEyeCourse"/> This is often referred to as the spatio-angular resolution trade-off. | * '''Resolution Trade-offs:''' A fundamental challenge involves balancing spatial resolution (image sharpness), angular resolution (smoothness of parallax/number of views), [[Field of view|field of view (FoV)]], and depth of field.<ref name="Huang2014EyeglassesFree"/><ref name="Lanman2020NearEyeCourse"/> This is often referred to as the spatio-angular resolution trade-off. | ||
== History and Development == | ==History and Development== | ||
===Early Concepts and Foundations=== | |||
The underlying concept can be traced back to Michael Faraday's 1846 suggestion of light as a field<ref name="FaradayField">Princeton University Press. Faraday, Maxwell, and the Electromagnetic Field - How Two Men Revolutionized Physics. Retrieved from https://press.princeton.edu/books/hardcover/9780691161664/faraday-maxwell-and-the-electromagnetic-field</ref> and was mathematically formalized regarding radiance transfer by Andrey Gershun in 1936.<ref name="Gershun1936">Gershun, A. (1936). The Light Field. Moscow. (Translated by P. Moon & G. Timoshenko, 1939, Journal of Mathematics and Physics, XVIII, 51–151).</ref> The practical groundwork for reproducing light fields was laid by Gabriel Lippmann's 1908 concept of [[Integral imaging|Integral Photography]] ("photographie intégrale"), which used an array of small lenses to capture and reproduce light fields.<ref name="Lippmann1908">Lippmann, G. (1908). Épreuves réversibles donnant la sensation du relief. Journal de Physique Théorique et Appliquée, 7(1), 821–825. doi:10.1051/jphystap:019080070082100</ref> The modern computational understanding was significantly advanced by Adelson and Bergen's formalization of the [[Plenoptic Function]] in 1991.<ref name="AdelsonBergen1991">Adelson, E. H., & Bergen, J. R. (1991). The plenoptic function and the elements of early vision. In M. Landy & J. A. Movshon (Eds.), Computational Models of Visual Processing (pp. 3–20). MIT Press.</ref> | The underlying concept can be traced back to Michael Faraday's 1846 suggestion of light as a field<ref name="FaradayField">Princeton University Press. Faraday, Maxwell, and the Electromagnetic Field - How Two Men Revolutionized Physics. Retrieved from https://press.princeton.edu/books/hardcover/9780691161664/faraday-maxwell-and-the-electromagnetic-field</ref> and was mathematically formalized regarding radiance transfer by Andrey Gershun in 1936.<ref name="Gershun1936">Gershun, A. (1936). The Light Field. Moscow. (Translated by P. Moon & G. Timoshenko, 1939, Journal of Mathematics and Physics, XVIII, 51–151).</ref> The practical groundwork for reproducing light fields was laid by Gabriel Lippmann's 1908 concept of [[Integral imaging|Integral Photography]] ("photographie intégrale"), which used an array of small lenses to capture and reproduce light fields.<ref name="Lippmann1908">Lippmann, G. (1908). Épreuves réversibles donnant la sensation du relief. Journal de Physique Théorique et Appliquée, 7(1), 821–825. doi:10.1051/jphystap:019080070082100</ref> The modern computational understanding was significantly advanced by Adelson and Bergen's formalization of the [[Plenoptic Function]] in 1991.<ref name="AdelsonBergen1991">Adelson, E. H., & Bergen, J. R. (1991). The plenoptic function and the elements of early vision. In M. Landy & J. A. Movshon (Eds.), Computational Models of Visual Processing (pp. 3–20). MIT Press.</ref> | ||
===Key Development Milestones=== | |||
* '''1908:''' Gabriel Lippmann introduces integral photography.<ref name="Lippmann1908"/> | * '''1908:''' Gabriel Lippmann introduces integral photography.<ref name="Lippmann1908"/> | ||
* '''1936:''' Andrey Gershun formalizes the light field mathematically.<ref name="Gershun1936"/> | * '''1936:''' Andrey Gershun formalizes the light field mathematically.<ref name="Gershun1936"/> | ||