Fiber-based dual-focus time-demultiplexed second harmonic generation microscopy

Sandro Heuke, Fisseha Bekele Legesse, Adrian Lorenz, Torbjörn Pascher, Denis Akimov, Matthias Jaeger, Michael Schmitt, Juergen Popp

Research output: Contribution to journalArticlepeer-review

Abstract

We present a dual-focus second harmonic generation (SHG) microscopy approach based on stable, compact, and inexpensive fiber technology. One-tenth of the fiber laser output is coupled into a 100 m (=500 ns) long single-mode fiber and further amplified to achieve two separately guided beams with time-alternating pulse trains. SHG detection is performed sequentially, generating two individual images in one scan. Thus, the configuration allows for imaging of distinct areas within the field of view at twice the repetition rate of the fiber laser but is readily extended to a multiple of the repetition rate with tens of foci. (C) 2015 Optical Society of America
Original languageEnglish
Pages (from-to)2505-2508
JournalOptics Letters
Volume40
Issue number11
DOIs
Publication statusPublished - 2015

Bibliographical note

The information about affiliations in this record was updated in December 2015.
The record was previously connected to the following departments: Chemical Physics (S) (011001060)

Subject classification (UKÄ)

  • Atom and Molecular Physics and Optics

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