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

Vision01:24

Vision

58.6K
Vision is the result of light being detected and transduced into neural signals by the retina of the eye. This information is then further analyzed and interpreted by the brain. First, light enters the front of the eye and is focused by the cornea and lens onto the retina—a thin sheet of neural tissue lining the back of the eye. Because of refraction through the convex lens of the eye, images are projected onto the retina upside-down and reversed.
58.6K
Detection of Gross Error: The Q Test01:00

Detection of Gross Error: The Q Test

6.6K
When one or more data points appear far from the rest of the data, there is a need to determine whether they are outliers and whether they should be eliminated from the data set to ensure an accurate representation of the measured value. In many cases, outliers arise from gross errors (or human errors) and do not accurately reflect the underlying phenomenon. In some cases, however, these apparent outliers reflect true phenomenological differences. In these cases, we can use statistical methods...
6.6K
Blind Procedures02:07

Blind Procedures

12.5K
Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which...
12.5K

You might also read

Related Articles

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

Sort by
Same author

A randomized crossover clinical trial of multi-periscopic and Fresnel peripheral prism glasses for hemianopia.

Optometry and vision science : official publication of the American Academy of Optometry·2026
Same author

Risk of pedestrian collision for persons with peripheral field loss: A computational analysis.

Optometry and vision science : official publication of the American Academy of Optometry·2024
Same author

Gaze Scanning on Mid-Block Sidewalks by Pedestrians With Homonymous Hemianopia With or Without Spatial Neglect.

Investigative ophthalmology & visual science·2024
Same author

Pilot study of a pedestrian collision detection test for a multisite trial of field expansion devices for hemianopia.

Optometry and vision science : official publication of the American Academy of Optometry·2024
Same author

Review: Binocular double vision in the presence of visual field loss.

Journal of vision·2024
Same author

Egocentric Boundaries on Distinguishing Colliding and Non-Colliding Pedestrians while Walking in a Virtual Environment.

IS&T International Symposium on Electronic Imaging·2024
Same journal

The Role of Nrf2 in SIRT1-Mediated RGC Neuroprotection in Traumatic Optic Neuropathy.

Translational vision science & technology·2026
Same journal

Explicit Inclusion of Diabetes Mellitus Without Retinopathy Within Diabetic Retinopathy Prediction.

Translational vision science & technology·2026
Same journal

Preclinical Safety and Feasibility Study of Line-Field Confocal Optical Coherence Tomography for Ophthalmology Applications.

Translational vision science & technology·2026
Same journal

Pathogenicity Analysis of Two Novel CRB1 Mutations in Three Chinese Inherited Retinal Dystrophy Families and a Literature Review.

Translational vision science & technology·2026
Same journal

Gas-Lesion Contact and Postural Compliance After Vitrectomy With Tamponade: A Continuous Monitoring and 3D Quantitative Analysis.

Translational vision science & technology·2026
Same journal

Automated Deep Learning Quantification of Avascular Area and Intravitreal Neovascularization in Retinal Flatmounts of Rodent Oxygen-Induced Retinopathy Models.

Translational vision science & technology·2026
See all related articles

Related Experiment Video

Updated: Nov 23, 2025

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

703

Testing Vision Is Not Testing For Vision.

Eli Peli1

  • 1Schepens Eye Research Institute of Mass Eye & Ear, Department of Ophthalmology, Harvard Medical School, Boston, MA, USA.

Translational Vision Science & Technology
|January 1, 2021
PubMed
Summary
This summary is machine-generated.

Current clinical vision tests are inadequate for evaluating prosthetic devices. Improved testing methods are necessary to accurately assess vision restoration and guide future device development.

Keywords:
gene therapyoptogeneticprosthetic visionsensory substitutionspatial perceptionstem cellvision restorationvisual perception

More Related Videos

A Simple Behavioral Assay for Testing Visual Function in Xenopus laevis
08:34

A Simple Behavioral Assay for Testing Visual Function in Xenopus laevis

Published on: June 12, 2014

10.1K
Subjective Refraction Test Using a Smartphone for Vision Screening
05:36

Subjective Refraction Test Using a Smartphone for Vision Screening

Published on: October 18, 2024

1.4K

Related Experiment Videos

Last Updated: Nov 23, 2025

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

703
A Simple Behavioral Assay for Testing Visual Function in Xenopus laevis
08:34

A Simple Behavioral Assay for Testing Visual Function in Xenopus laevis

Published on: June 12, 2014

10.1K
Subjective Refraction Test Using a Smartphone for Vision Screening
05:36

Subjective Refraction Test Using a Smartphone for Vision Screening

Published on: October 18, 2024

1.4K

Area of Science:

  • Ophthalmology
  • Biomedical Engineering
  • Neuroscience

Background:

  • Visual prostheses aim to restore vision, but their effectiveness is typically evaluated using standard clinical vision tests.
  • These tests, designed for healthy visual systems, often fail to accurately measure the functional vision provided by prosthetic devices.
  • Existing evaluation methods have limitations that can lead to misinterpretation of results and hinder the development of effective vision restoration technologies.

Purpose of the Study:

  • To critically analyze the limitations of current clinical vision tests used for evaluating visual prostheses.
  • To identify specific problems within common testing paradigms, such as multiple-alternative forced-choice (MAFC) procedures.
  • To propose directions for developing more suitable and accurate testing methodologies for vision restoration devices.

Main Methods:

  • Review and critique of established clinical vision testing protocols for prosthetic devices.
  • Identification and explanation of common flaws in testing, including spurious cues and misinterpretation of results.
  • Analysis of confounding factors in test administration, such as head tracing versus scanning movements.

Main Results:

  • Standard clinical vision tests are often ill-suited for evaluating the efficacy of visual prostheses.
  • Multiple-alternative forced-choice (MAFC) procedures can provide misleading results due to learned nuisance variables or inaccurate measurement of intended visual perception.
  • Current evaluation methods are necessary but insufficient for proving vision restoration, highlighting the need for supplementary testing.

Conclusions:

  • The limitations of current clinical vision tests necessitate the development of novel evaluation strategies for visual prostheses.
  • Improved testing paradigms are crucial for accurately assessing the utility of prosthetic devices and guiding future innovations in vision restoration.
  • More rigorous and appropriate testing will enhance the successful translation of visual prostheses from development to clinical acceptance.