Healthy Young AdultsGESUVIPENCT07396389
Understanding How Young Adults Perceive Blurred Image Quality and Creating a Model Predicting Their Quality Ratings
A study testing eye exam and image rating in people with Healthy Young Adults, run by Essilor International at 1 site in France.
Trial summary
This clinical study wants to understand how blurred images look to young adults. The main question is: How do different kinds of images and different kinds of blur change the way people think those images look? Participants will get an eye exam, then look at several blurred images and rate how good or bad each one… Read more about this study
- Who is it for?
- Ages 18 to 30 yearsHealthy volunteers can take part
- Conditions the study is for
- Healthy Young Adults
- What is being tested?
- eye exam and image rating
- Type of treatment
- Medical device
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 20 participants
- Where
- 1 siteFrance
- Study dates
- Feb 2026to May 2026
- Phase
- Interventional
- Are there results?
- Not yet: the study is under way
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 to 30 years
- All sexes
- Healthy volunteers accepted
- Adult
Who may be able to join
- Distance refractive error (equivalent sphere) between -7 D and +5 D
- Astigmatism below 4D
- Minimum corrected visual acuity: 10/10
Who cannot join
- Aphakic or pseudophakic eye surgery
- Reported systemic pathology that affects vision
- Medical treatment or taking medications that affect vision
- Severe ocular pathology declared, involving a loss of visual field as in glaucoma, a loss of acuity
- Reported neurological deficit, including a history of seizure or sensorimotor coordination disorders, vestibular or cerebellar pathology
- Binocular vision problems such as amblyopia, strabismus, or double vision
Trial locations and contacts
1 site in 1 country. Contact the study team or a site near you to ask about taking part.
France1 site
LABORATOIRE LuMIn - ENS Paris-Saclay
Gif-sur-Yvette, 91190
Richard Legras, +33 (0)1 81 87 55 88, richard.legras@ens-paris-saclay.fr
About this study
Official title: Modèle de Performance Subjective Généralisé
This clinical study wants to understand how blurred images look to young adults.
The main question is: How do different kinds of images and different kinds of blur change the way people think those images look? Participants will get an eye exam, then look at several blurred images and rate how good or bad each one looks on a quality scale from 1 (very bad) to 10 (very good).
- Conditions
- Healthy Young Adults
- Being tested
- eye exam, image rating
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
eye examDevice
participants will follow a complete eye exam
image ratingOther
participants will have to rate the perceived quality of images on a 10 points scale
| Study group | Role | What they receive |
|---|---|---|
| single arm | Experimental | young adults that are provided with simulated images to be observed and rated Receives: Device: eye exam; Other: image rating |
What is being measured
The primary outcome is the main question the study is designed to answer.
Subjective image quality rating on a quality scale from 1 (very bad) to 10 (very good)
Measured: Day one
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted9 Feb 2026
- Study startFeb 2026 (estimated)
- Primary completionMay 2026 (estimated)
- Study completionMay 2026 (estimated)
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Healthy Young AdultsStudies of the same condition, open and under way.
- More trials run by Essilor InternationalThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase N/A
- Primary purpose
- Basic science
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Enrolment
- 20 participants (estimated)
Sponsor and investigators
- Lead sponsor
- Essilor International
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT07396389
- Sponsor's protocol ID
- WS10490
- Other IDs
- 2025-A02625-44
- Acronym
- GESUVIPE
- Status last verified
- Feb 2026
- First submitted
- 2 Feb 2026
- Last updated
- 11 Feb 2026
- Results posted
- No
- Data monitoring committee
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
- Individual data sharing
- No
Study at a glance
From the registry record, last updated by the sponsor on 11 Feb 2026. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Modèle de Performance Subjective Généralisé
- ClinicalTrials.gov ID
- NCT07396389
- Acronym / sponsor ID
- GESUVIPE / WS10490
- Conditions
- Healthy Young Adults
- Study type
- Interventional
- Recruitment status
- Not yet recruiting
- Enrolment
- 20 participants (estimated)
- Lead sponsor
- Essilor InternationalIndustry (pharma, biotech, devices)
- Study start
- Feb 2026 (estimated)
- Primary completion
- May 2026 (estimated)
- Study completion
- May 2026 (estimated)
- First posted
- 9 Feb 2026 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This clinical study wants to understand how blurred images look to young adults.
The main question is: How do different kinds of images and different kinds of blur change the way people think those images look? Participants will get an eye exam, then look at several blurred images and rate how good or bad each one looks on a quality scale from 1 (very bad) to 10 (very good).
Study design
- Primary purpose
- Basic science
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Number of arms
- 1
| Arm | Type | Receives |
|---|---|---|
| single arm | Experimental | Device: eye exam, Other: image ratingyoung adults that are provided with simulated images to be observed and rated |
Who may qualify
- Ages
- 18 to 30 years
- Sex
- All
- Healthy volunteers
- Accepted
- Age groups
- Adult
Key inclusion criteria (3 listed)
- Distance refractive error (equivalent sphere) between -7 D and +5 D
- Astigmatism below 4D
- Minimum corrected visual acuity: 10/10
Key exclusion criteria (6 listed)
- Aphakic or pseudophakic eye surgery
- Reported systemic pathology that affects vision
- Medical treatment or taking medications that affect vision
- Severe ocular pathology declared, involving a loss of visual field as in glaucoma, a loss of acuity
- Reported neurological deficit, including a history of seizure or sensorimotor coordination disorders, vestibular or cerebellar pathology
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| eye examparticipants will follow a complete eye exam | Device | single arm |
| image ratingparticipants will have to rate the perceived quality of images on a 10 points scale | Other | single arm |
Primary outcome
Subjective image quality rating on a quality scale from 1 (very bad) to 10 (very good)
Time frame: Day one
Results and safety
This study is still under way. Results are not available in the source record yet.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 11 Feb 2026.
- Individual participant dataSharing planned: No
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part.
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A study testing eye exam and image rating in people with Healthy Young Adults, run by Essilor International at 1 site in France.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 3 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: opening soon, as of the sponsor's last update on 11 Feb 2026. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in France. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
This study is still under way. Results are not available in the source record yet.
How can a doctor refer a patient or contact the research team?
Contact Richard Legras (+33 (0)1 81 87 55 88, richard.legras@ens-paris-saclay.fr), or a site near the patient. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Subjective image quality rating on a quality scale from 1 (very bad) to 10 (very good) (time frame: Day one). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 11 Feb 2026.