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Related Experiment Video

Updated: Jun 15, 2026

Live Cell Imaging of F-actin Dynamics via Fluorescent Speckle Microscopy (FSM)
19:16

Live Cell Imaging of F-actin Dynamics via Fluorescent Speckle Microscopy (FSM)

Published on: August 5, 2009

Kitt Peak speckle camera.

J B Breckinridge, H A McAlister, W G Robinson

    Applied Optics
    |March 9, 2010
    PubMed
    Summary
    This summary is machine-generated.

    This study details a speckle camera used since 1974 at Kitt Peak National Observatory. It highlights atmospheric dispersion compensation, film use, double star measurement accuracy, and future camera designs for astronomical imaging.

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    Area of Science:

    • Astronomy and Astrophysics
    • Observational Techniques

    Background:

    • The Kitt Peak National Observatory has utilized a speckle camera since 1974 for astronomical observations.
    • Speckle interferometry is a technique used to overcome atmospheric seeing limitations.

    Purpose of the Study:

    • To provide a detailed description of the long-serving speckle camera.
    • To discuss key components and performance aspects of the instrument.
    • To outline considerations for the next generation of speckle cameras.

    Main Methods:

    • Detailed description of the speckle camera design.
    • Analysis of atmospheric dispersion compensation prisms.
    • Utilization of film as the primary recording medium.
    • Evaluation of double star measurement accuracy.

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    Last Updated: Jun 15, 2026

    Live Cell Imaging of F-actin Dynamics via Fluorescent Speckle Microscopy (FSM)
    19:16

    Live Cell Imaging of F-actin Dynamics via Fluorescent Speckle Microscopy (FSM)

    Published on: August 5, 2009

    Mechanical Mapping of Spheroids Using Brillouin Spectroscopy
    08:27

    Mechanical Mapping of Spheroids Using Brillouin Spectroscopy

    Published on: December 12, 2025

    Main Results:

    • Demonstration of high-quality image formation for double stars with separations from 1.4 to 4.7 arc seconds.
    • Illustration of the effects of atmospheric seeing on speckle patterns.
    • Visual evidence of the isoplanatic patch of the atmosphere.

    Conclusions:

    • The described speckle camera has proven effective for astronomical observations since 1974.
    • The design incorporates effective atmospheric dispersion compensation and utilizes film for data recording.
    • Future developments aim to enhance capabilities for astronomical imaging and analysis.