Lighting and composition
The key pictorial force
The many influences on composition already discussed, such as invisible technique, choice of lens/position, perspective, visual design elements and style, are all created or influenced by light. The most important element in the design of visual images is light. Apart from its fundamental role of illuminating the subject, light determines tonal differences, outline, shape, colour, texture and depth. It can create compositional relationships, provide balance, harmony and contrast. It provides mood, atmosphere and visual continuity. Light is the key pictorial force in film and television production.
The basic requirement to provide adequate light for an exposed picture with the required depth-of-field ...