Visual perception (experimental psychology) is the empirical and quantitative study of how biological organisms, particularly humans, acquire, process, and interpret information from the visible light spectrum to form conscious perceptual experiences. As a core area within experimental psychology, it employs controlled experiments, psychophysical methods, neurophysiological measurements, and computational modeling to investigate the psychological and neural mechanisms underlying phenomena such as sensation (e.g., light detection), form perception, depth perception, color vision, motion detection, object recognition, and visual attention. This field seeks to elucidate the fundamental principles governing the transformation of physical stimuli into subjective perceptual representations and the relationship between brain activity and visual experience, contributing significantly to the broader understanding of sensory processing and cognitive function.