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Optics Letters

Optics Letters

| RAPID, SHORT PUBLICATIONS ON THE LATEST IN OPTICAL DISCOVERIES

  • Vol. 23, Iss. 19 — Oct. 1, 1998
  • pp: 1499–1501

Hemispherical-rod microlens as a variant fractional Fourier transformer

D. Dragoman, K.-H. Brenner, M. Dragoman, J. Bähr, and U. Krackhardt  »View Author Affiliations


Optics Letters, Vol. 23, Issue 19, pp. 1499-1501 (1998)
http://dx.doi.org/10.1364/OL.23.001499


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Abstract

It is shown that a hemispherical-rod microlens can act as a fractional Fourier transform device with a continuously varying degree of fractionality. It is believed to be the first proposed device to perform such a task; its most immediate applications include optical tomography.

© 1998 Optical Society of America

OCIS Codes
(070.1170) Fourier optics and signal processing : Analog optical signal processing
(070.2590) Fourier optics and signal processing : ABCD transforms
(110.2760) Imaging systems : Gradient-index lenses
(200.4740) Optics in computing : Optical processing

Citation
D. Dragoman, K.-H. Brenner, M. Dragoman, J. Bähr, and U. Krackhardt, "Hemispherical-rod microlens as a variant fractional Fourier transformer," Opt. Lett. 23, 1499-1501 (1998)
http://www.opticsinfobase.org/ol/abstract.cfm?URI=ol-23-19-1499

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