This document provides an introduction to lighting techniques for film. It discusses how lighting is used both on location to supplement existing light and in studios where all light must be provided. Common lighting tools like Fresnel spots, Kino Flos, and three-point lighting setups are described. The document also covers lighting techniques to establish mood and direct the viewer's eye, including key, fill, back, and under lighting. Terminology like color temperature, contrast ratio, and angle of shine are defined. The correct approach to lighting is said to involve logically recreating the light source and achieving a clear set of shadows.