Visual perception is the complex neurological process by which the sensory information received from the eyes is interpreted by the brain to create a coherent representation of the external environment. The process begins when incident light strikes the retina, where specialized photoreceptor cells transduce the electromagnetic energy into electrochemical signals. These signals are transmitted via optic nerves to various areas of the visual cortex. Within the brain, the raw signals are subjected to intricate processing stages that decode features such as intensity, color, motion, and depth. Perception involves integrating these distinct data points—a mechanism known as top-down processing—to construct a unified and functional understanding of reality that allows for interaction with the physical world.