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

Photoreceptors and Visual Pathways01:22

Photoreceptors and Visual Pathways

6.5K
At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category,...
6.5K
Factors Affecting Perception01:25

Factors Affecting Perception

1.8K
Perception is influenced by perceptual set, context, motivation, and emotion. Perceptual set, or perceptual expectancy, refers to the tendency to perceive things in a particular way, influenced by previous experiences and expectations. This phenomenon affects the interpretation of stimuli, creating a set of mental tendencies and assumptions that impact sensory perceptions of sound, taste, touch, and sight.
An illustrative example of a perceptual set is the scenario where an airline pilot told...
1.8K
Perceptual Constancy01:12

Perceptual Constancy

532
Perceptual constancy is the ability to recognize that objects remain consistent and unchanged even when their appearance varies due to changes in sensory input. There are four main types of perceptual constancy: size constancy, shape constancy, color constancy, and brightness constancy.
Size constancy is the recognition that an object remains the same size, even when its image on the retina changes. For instance, a bus is perceived to be large enough to carry people, even if it looks tiny from...
532
Color Vision01:24

Color Vision

698
Color perception begins in the retina, the light-sensitive layer at the back of the eye. Two main theories explain how colors are seen: the trichromatic theory and the opponent-process theory. The trichromatic theory, proposed by Thomas Young in 1802 and extended by Hermann von Helmholtz in 1852, suggests that color vision is based on three types of cone receptors in the retina. These cones are sensitive to different but overlapping ranges of wavelengths corresponding to red, blue, and green.
698
Changes in Skin Color: Clinical Perspectives01:14

Changes in Skin Color: Clinical Perspectives

2.2K
The first thing a clinician sees is the skin, so the examination of the skin should be part of any thorough physical examination. Most skin disorders are relatively benign, but a few, including melanomas, can be fatal if untreated. A couple of the more noticeable disorders, albinism and vitiligo, affect the appearance of the skin and its accessory organs.
Albinism
Albinism is a genetic disorder that affects (completely or partially) the coloring of skin, hair, and eyes. The defect is primarily...
2.2K
Light Acquisition02:16

Light Acquisition

8.6K
In order to produce glucose, plants need to capture sufficient light energy. Many modern plants have evolved leaves specialized for light acquisition. Leaves can be only millimeters in width or tens of meters wide, depending on the environment. Due to competition for sunlight, evolution has driven the evolution of increasingly larger leaves and taller plants, to avoid shading by their neighbors with contaminant elaboration of root architecture and mechanisms to transport water and nutrients.
8.6K

You might also read

Related Articles

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

Sort by
Same author

Population-weighted degree-days: The global shift between heating and cooling.

Energy and buildings·2023
Same author

Resistance to inflammation underlies enhanced fitness in clonal hematopoiesis.

Science (New York, N.Y.)·2021
Same author

De novo mutations in schizophrenia implicate chromatin remodeling and support a genetic overlap with autism and intellectual disability.

Molecular psychiatry·2014
Same author

Genome-wide expression profiling of schizophrenia using a large combined cohort.

Molecular psychiatry·2012
Same author

Cancer incidence in the United Kingdom: projections to the year 2030.

British journal of cancer·2011
Same author

TPI ASM8 reduces eosinophil progenitors in sputum after allergen challenge.

Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology·2011
Same journal

Multi-module collaborative optimization-driven fast speckle correlation imaging in variable environments.

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

Secrecy performance analysis of NOMA-UWOC systems over a vertically stratified WGG oceanic turbulence channel.

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

Backscattering of plane waves in a composite system containing a rough surface and anisotropic scatterers.

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

Aspherical surface construction methods based on extended Jacobi polynomials.

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

OCT sidelobe suppression method based on dual-path phase sinusoidal modulation and minimum value fusion.

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

Optical design concepts using wavelength-selective diffractive optics to enable miniaturized multimodal endoscopic imaging across separated spectral ranges.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
See all related articles

Related Experiment Video

Updated: Sep 11, 2025

Visualizing Visual Adaptation
04:43

Visualizing Visual Adaptation

Published on: April 24, 2017

9.1K

Near-metameric illumination changes affect visually perceived food attributes.

I Cebioglu, M Mistry, R Vasey

    Journal of the Optical Society of America. A, Optics, Image Science, and Vision
    |August 12, 2025
    PubMed
    Summary
    This summary is machine-generated.

    Food color significantly impacts perceived quality. Changes in illumination spectrum altering hue and saturation alone can change how people perceive food attributes like ripeness, even with 3D naturalistic objects.

    More Related Videos

    Methods for Presenting Real-world Objects Under Controlled Laboratory Conditions
    06:54

    Methods for Presenting Real-world Objects Under Controlled Laboratory Conditions

    Published on: June 21, 2019

    6.0K
    Studying Food Reward and Motivation in Humans
    12:09

    Studying Food Reward and Motivation in Humans

    Published on: March 19, 2014

    23.7K

    Related Experiment Videos

    Last Updated: Sep 11, 2025

    Visualizing Visual Adaptation
    04:43

    Visualizing Visual Adaptation

    Published on: April 24, 2017

    9.1K
    Methods for Presenting Real-world Objects Under Controlled Laboratory Conditions
    06:54

    Methods for Presenting Real-world Objects Under Controlled Laboratory Conditions

    Published on: June 21, 2019

    6.0K
    Studying Food Reward and Motivation in Humans
    12:09

    Studying Food Reward and Motivation in Humans

    Published on: March 19, 2014

    23.7K

    Area of Science:

    • Sensory Science
    • Food Perception
    • Color Science

    Background:

    • Food color is a critical cue for assessing attributes such as ripeness and quality.
    • Previous research often used 2D images, potentially confounding color appearance with other factors.

    Purpose of the Study:

    • To investigate the direct impact of object color appearance on perceived food quality.
    • To isolate the effects of illumination spectrum changes on color perception using 3D naturalistic stimuli.

    Main Methods:

    • Utilized immersive 3D viewing of real fruits and vegetables.
    • Manipulated the illumination spectrum to induce near-metameric color changes.
    • Controlled all contextual factors to isolate color appearance effects.

    Main Results:

    • Near-metameric changes in illumination spectrum sufficiently altered perceived food quality.
    • Changes in hue and saturation alone drove positive attribute perception.
    • Effects varied depending on the specific food object and individual participant.

    Conclusions:

    • Object color appearance, driven by illumination spectrum, significantly influences perceived food quality.
    • Hue and saturation are key chromatic attributes affecting food perception.
    • Future research should consider the role of illumination and individual differences in food quality assessments.