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

Maxwell-Boltzmann Distribution: Problem Solving01:20

Maxwell-Boltzmann Distribution: Problem Solving

3.0K
Individual molecules in a gas move in random directions, but a gas containing numerous molecules has a predictable distribution of molecular speeds, which is known as the Maxwell-Boltzmann distribution, f(v).
This distribution function f(v) is defined by saying that the expected number N (v1,v2) of particles with speeds between v1 and v2 is given by
3.0K

You might also read

Related Articles

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

Sort by
Same author

Reduced Image Quality Impairs Monocular Blur-Driven Accommodation in Keratoconus.

Investigative ophthalmology & visual science·2026
Same author

Effect of spherical aberration on the vergence-accommodation conflict.

Biomedical optics express·2026
Same author

Comparison of decentration, tilt, and dynamic stability between retropupillary iris claw and scleral fixated intraocular lenses with flanged haptics.

Journal of cataract and refractive surgery·2026
Same author

Impact of Myopia Control Spectacles on Retinal Image Contrast.

Investigative ophthalmology & visual science·2026
Same author

Optical quality and anisotropy across the retina of Chinese children's eyes.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same author

Stiles-Crawford effect in infrared two-photon vision.

Biomedical optics express·2026

Related Experiment Video

Updated: Mar 3, 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

13.5K

Scattering contribution to the double-pass PSF using Monte Carlo simulations.

Dimitrios Christaras1,2, Harilaos Ginis1,3, Alexandros Pennos1

  • 1Laboratorio de Óptica, Universidad de Murcia, Murcia, Spain.

Ophthalmic & Physiological Optics : the Journal of the British College of Ophthalmic Opticians (Optometrists)
|April 26, 2017
PubMed
Summary

Light scattering in the eye originates from ocular media and retinal layers. Fundus scattering contributes minimally to the point spread function (PSF) at wider angles, unlike ocular media scattering.

Keywords:
fundus reflectometryocular scatteringstraylight

More Related Videos

Controlled Synthesis and Fluorescence Tracking of Highly Uniform PolyN-isopropylacrylamide Microgels
11:34

Controlled Synthesis and Fluorescence Tracking of Highly Uniform PolyN-isopropylacrylamide Microgels

Published on: September 8, 2016

10.8K
Scattering And Absorption of Light in Planetary Regoliths
11:34

Scattering And Absorption of Light in Planetary Regoliths

Published on: July 1, 2019

11.0K

Related Experiment Videos

Last Updated: Mar 3, 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

13.5K
Controlled Synthesis and Fluorescence Tracking of Highly Uniform PolyN-isopropylacrylamide Microgels
11:34

Controlled Synthesis and Fluorescence Tracking of Highly Uniform PolyN-isopropylacrylamide Microgels

Published on: September 8, 2016

10.8K
Scattering And Absorption of Light in Planetary Regoliths
11:34

Scattering And Absorption of Light in Planetary Regoliths

Published on: July 1, 2019

11.0K

Area of Science:

  • Ophthalmic optics
  • Biomedical optics
  • Retinal imaging

Background:

  • Light scattering in the eye is a significant factor affecting image quality.
  • Scattering occurs in both ocular media and retinal layers, contributing to the Point Spread Function (PSF).
  • The spatial domains of these scattering sources differ, impacting the PSF's central and peripheral regions.

Purpose of the Study:

  • To differentiate the spatial contribution of ocular media scattering versus fundus scattering to the double-pass PSF.
  • To quantify the angular extent of fundus light diffusion and ocular media scattering.
  • To analyze these contributions using simulated and experimental data across different wavelengths and pigmentations.

Main Methods:

  • Monte Carlo simulations were employed to model diffuse reflection from a four-layer retinal fundus model.
  • Simulations considered two wavelengths (560 nm and 650 nm) and two levels of choroidal pigmentation.
  • Simulated fundus reflection data were compared with experimental fundus reflection measurements.

Main Results:

  • Fundus diffusion extended to ~2° at 560 nm and 4-4.5° at 650 nm, largely independent of pigmentation.
  • Simulations matched experimental data at low angles where fundus diffusion dominates.
  • At higher angles, experimental data diverged, indicating significant scattering from ocular media.

Conclusions:

  • Fundus light diffusion contributes to the PSF only within a limited, narrow angular range.
  • Ocular media scattering significantly influences the PSF at wider angles.
  • Beyond 2° (560 nm) and 4-4.5° (650 nm), fundus contribution to the PSF is negligible; ocular media scattering dominates.