Clinical trials: Visual Perception
Dry Eye, Eye Strain
Effects of Gunnar Computer Glasses on Viewing Comfort and Performance
The proposed study aims to test if Gunnar computer glasses provide any advantages, in comparison to no glasses, on the following aspects in computer-related office work: Any enhancement on the visual performance of the basic…
- Conditions
- Dry Eye, Eye Strain, Visual Acuity, Color Perception
- Trial name
- NCT02925884
- Testing
- Gunnar OTC Glasses
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Pacific University
Perception Disturbance, Visual Suppression
Visual Surround Suppression and Perceptual Expectation Under Psilocybin
The prospective pilot study will address the critical need for more precise characterizations of the acute visual effects of the drug psilocybin by measuring the impact of acute psilocybin intoxication on a perceptual task known…
- Conditions
- Perception Disturbance, Visual Suppression, Psychedelic Experiences
- Trial name
- NCT04424225
- Testing
- Psilocybin, Niacin
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Visual Perception
Studying the Effects of Natural Visual Scene Changes on Typical Adult Visual Perception
The natural visual environment is complex and rich with different stimuli and features. The visual system must constantly extract behaviorally relevant visual information from an abundance of irrelevant information in the visual…
- Trial name
- NCT05004649
- Testing
- Psychophysical task
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania