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Optics Letters

Optics Letters

| RAPID, SHORT PUBLICATIONS ON THE LATEST IN OPTICAL DISCOVERIES

  • Vol. 28, Iss. 12 — Jun. 15, 2003
  • pp: 1022–1024

Two-photon imaging to a depth of 1000 μm in living brains by use of a Ti:Al2O3 regenerative amplifier

Patrick Theer, Mazahir T. Hasan, and Winfried Denk  »View Author Affiliations


Optics Letters, Vol. 28, Issue 12, pp. 1022-1024 (2003)
http://dx.doi.org/10.1364/OL.28.001022


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Abstract

It is shown that two-photon fluorescence images can be obtained throughout almost the entire gray matter of the mouse neocortex by using optically amplified femtosecond pulses. The achieved imaging depth approaches the theoretical limit set by excitation of out-of-focus fluorescence.

© 2003 Optical Society of America

OCIS Codes
(140.4480) Lasers and laser optics : Optical amplifiers
(170.7050) Medical optics and biotechnology : Turbid media
(180.2520) Microscopy : Fluorescence microscopy
(180.5810) Microscopy : Scanning microscopy
(180.6900) Microscopy : Three-dimensional microscopy
(190.4180) Nonlinear optics : Multiphoton processes

Citation
Patrick Theer, Mazahir T. Hasan, and Winfried Denk, "Two-photon imaging to a depth of 1000 μm in living brains by use of a Ti:Al2O3 regenerative amplifier," Opt. Lett. 28, 1022-1024 (2003)
http://www.opticsinfobase.org/ol/abstract.cfm?URI=ol-28-12-1022

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