When we see well, we typically don't think about the complex processes and mechanisms that allow us to perceive our visual environment. Vision becomes almost automatic, and we can focus on the objects, people, and scenes around us without consciously considering how our eyes and brain are working together to make sense of the light entering our eyes.
Some aspects of vision that we usually don't think about include:
This automaticity is actually a beneficial feature of our visual system, as it allows us to efficiently interact with and respond to our surroundings without being overwhelmed by the complexity of the underlying processes.