Light filmwikipedia

After crash-landing in an escape pod on a dark and misty planet, a mother is hunted by an alien creature which is drawn to the lights she must use to find her missing son.

Ray tracing is a method used to determine the path of light rays as they interact with mirrors and lenses. It involves drawing rays from an object and following their paths after reflection or refraction.

Lens Equation: An equation that relates the object distance, image distance, and focal length of a lens in order to determine image characteristics.