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Related Experiment Video

Updated: Jun 10, 2026

Laser-scanning Photostimulation of Optogenetically Targeted Forebrain Circuits
07:43

Laser-scanning Photostimulation of Optogenetically Targeted Forebrain Circuits

Published on: December 27, 2013

Computer-controlled two-color laser-based optical stimulator for vision research.

S A Burns, M R Kreitz, A E Elsner

    Applied Optics
    |August 12, 2010
    PubMed
    Summary
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    A novel two-color laser stimulator provides high-intensity, uniform illumination with precise temporal control. This device enables wide-field flicker stimulation, advancing visual neuroscience research.

    Area of Science:

    • Optics and Photonics
    • Neuroscience
    • Biomedical Engineering

    Background:

    • Visual stimulation techniques are crucial for studying neural responses.
    • Existing methods may lack precise control over illumination intensity and temporal dynamics.
    • A need exists for advanced stimulators capable of generating controlled visual stimuli.

    Purpose of the Study:

    • To describe a novel two-color laser-based stimulator.
    • To highlight its capability for high-intensity uniform field illumination.
    • To demonstrate its utility in producing wide-field flicker stimuli.

    Main Methods:

    • Development of a two-color laser system.
    • Implementation of uniform field illumination optics.
    • Integration of temporal control mechanisms for frequency modulation.

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    Patterned Photostimulation with Digital Micromirror Devices to Investigate Dendritic Integration Across Branch Points
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    Related Experiment Videos

    Last Updated: Jun 10, 2026

    Laser-scanning Photostimulation of Optogenetically Targeted Forebrain Circuits
    07:43

    Laser-scanning Photostimulation of Optogenetically Targeted Forebrain Circuits

    Published on: December 27, 2013

    In vivo Optogenetic Stimulation of the Rodent Central Nervous System
    09:37

    In vivo Optogenetic Stimulation of the Rodent Central Nervous System

    Published on: January 15, 2015

    Patterned Photostimulation with Digital Micromirror Devices to Investigate Dendritic Integration Across Branch Points
    09:30

    Patterned Photostimulation with Digital Micromirror Devices to Investigate Dendritic Integration Across Branch Points

    Published on: March 2, 2011

  • Design for wide-field (40 degrees) stimulus presentation.

    • Main Results:

    • The device achieves high-intensity uniform field illumination.
    • Precise temporal control is achieved across a wide range of frequencies.
    • The stimulator successfully produces wide-field flicker (40 degrees).

    Conclusions:

    • The described laser stimulator offers advanced capabilities for visual neuroscience.
    • Its features allow for precise and versatile visual field stimulation.
    • This technology can enhance studies on visual perception and neural processing.