Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Partial Differential Equations01:21

Partial Differential Equations

A stone dropped into a still pond generates waves that propagate outward in circular patterns, creating a dynamic surface whose elevation depends on both position and time. At any given location, the water level oscillates as the wave passes, while at any fixed moment, the surface exhibits smooth, curved structures extending across space. This dual dependence requires a mathematical description that accounts for variation in multiple variables simultaneously.At a fixed point on the water...
Wave Parameters01:10

Wave Parameters

The simplest mechanical waves are associated with simple harmonic motion and repeat themselves for several cycles. These simple harmonic waves can be modeled using a combination of sine and cosine functions. Consider a simplified surface water wave that moves across the water's surface. Unlike complex ocean waves, in surface water waves, water moves vertically, oscillating up and down, whereas the disturbance of the wave moves horizontally through the medium. If a seagull is floating on the...
Poisson Probability Distribution01:09

Poisson Probability Distribution

A Poisson probability distribution is a discrete probability distribution. It gives the probability of a number of events occurring in a fixed interval of time or space if these events happen at a known average rate and independently of the time since the last event. For example, a book editor might be interested in the number of words spelled incorrectly in a particular book. It might be that, on average, there are five words spelled incorrectly in 100 pages. The interval is 100 pages.
The...
Poisson's And Laplace's Equation01:25

Poisson's And Laplace's Equation

The electric potential of the system can be calculated by relating it to the electric charge densities that give rise to the electric potential. The differential form of Gauss's law expresses the electric field's divergence in terms of the electric charge density.
Typical Model Studies01:30

Typical Model Studies

Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.
Propagation of Waves01:07

Propagation of Waves

When a wave propagates from one medium to another, part of it may get reflected in the first medium, and part of it may get transmitted to the second medium. In such a case, the interface of the two mediums can be considered as a boundary that is neither fixed nor free.
Consider a scenario where a wave propagates from a string of low linear mass density to a string of high linear mass density. In such a case, the reflected wave is out of phase with respect to the incident wave, however the...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Measurement of the spectral absorption coefficient in the ocean with an isotropic source.

Applied optics·2010
Same author

Simulation of inelastic-scattering contributions to the irradiance field in the ocean: variation in Fraunhofer line depths.

Applied optics·2010
Same author

Temperature dependence of beam scattering in young sea ice.

Applied optics·2010
Same author

Point spread function in ocean water: comparison between theory and experiment.

Applied optics·2010
Same author

Measurement of the point spread function in the ocean.

Applied optics·2010
Same author

Instrument to measure the bidirectional reflectance distribution function of surfaces.

Applied optics·2008
Same journal

Multifunctional reconfigurable terahertz metasurface based on vanadium dioxide phase transition: achieving broadband absorption and efficient polarization conversion.

Applied optics·2026
Same journal

High-Q-factor electromagnetically induced transparency utilizing quasi-bound states in the continuum in an all-dielectric terahertz metasurface.

Applied optics·2026
Same journal

Automated stitching interferometry for high-precision metrology of X-ray mirrors.

Applied optics·2026
Same journal

Experimental demonstration of an approach to designing a metal-dielectric DBR resonant cavity structure.

Applied optics·2026
Same journal

High-precision wavefront reconstruction from a single-shot interferogram using a physics-driven hybrid feature calibration network.

Applied optics·2026
Same journal

Ultra-high-Q Fano resonance based on coupled topological corner states in Kagome photonic crystals.

Applied optics·2026
See all related articles

Related Experiment Video

Updated: Jun 10, 2026

Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle
15:06

Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle

Published on: January 3, 2016

Simple empirical model of the oceanic point spread function.

K J Voss

    Applied Optics
    |August 12, 2010
    PubMed
    Summary
    This summary is machine-generated.

    Underwater measurements of the point spread function (PSF) were conducted in three ocean locations. A simple exponential model accurately describes the angular PSF variation, aiding in predicting underwater imaging performance.

    More Related Videos

    A Simple Stimulatory Device for Evoking Point-like Tactile Stimuli: A Searchlight for LFP to Spike Transitions
    07:34

    A Simple Stimulatory Device for Evoking Point-like Tactile Stimuli: A Searchlight for LFP to Spike Transitions

    Published on: March 25, 2014

    Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons
    07:39

    Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons

    Published on: July 21, 2018

    Related Experiment Videos

    Last Updated: Jun 10, 2026

    Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle
    15:06

    Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle

    Published on: January 3, 2016

    A Simple Stimulatory Device for Evoking Point-like Tactile Stimuli: A Searchlight for LFP to Spike Transitions
    07:34

    A Simple Stimulatory Device for Evoking Point-like Tactile Stimuli: A Searchlight for LFP to Spike Transitions

    Published on: March 25, 2014

    Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons
    07:39

    Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons

    Published on: July 21, 2018

    Area of Science:

    • Ocean optics
    • Underwater imaging
    • Beam propagation

    Background:

    • The point spread function (PSF) is critical for predicting underwater imaging system performance.
    • Previous laboratory studies established baseline PSF measurements.

    Purpose of the Study:

    • To measure the underwater PSF in diverse oceanic environments.
    • To validate existing laboratory measurements with in-situ data.
    • To develop predictive models for underwater beam propagation.

    Main Methods:

    • Field measurements of PSF were performed in the Pacific Ocean, Tongue of the Ocean, and Sargasso Sea.
    • Data analysis focused on the angular variation of the PSF within the 4-100 mrad range.
    • Comparison with extensive laboratory measurements for validation.

    Main Results:

    • A consistent exponential relationship was found to describe the angular PSF variation across all three locations.
    • The exponent in this relationship showed a location-specific dependence on attenuation length and the absorption-to-beam attenuation coefficient ratio.
    • The findings support the use of these relationships for predicting PSF over various path lengths.

    Conclusions:

    • The study successfully validated laboratory PSF data with in-situ ocean measurements.
    • A predictive model for underwater PSF based on environmental optical properties was established.
    • This research enhances the ability to model and predict underwater imaging system performance.