The control that the studio allows means you can create very delicate effects with lighting, using subtle tonal variations to define depth. It is the complexity of shadow, particularly in the darker areas (known as shadow form) that gives modelling a real sense of depth and definition to shape. These shadows play a key role in providing the visual information that we perceive as three-dimensional form. Controlling the direction and strength of the lighting is an essential skill: the contrast is determined by the quality of light and the light-to-subject distance. Varying this will affect the level and intensity of highlights and shadows and allow you to control how you shape your subject’s face and figure. A commonly used technique for further control is to use a black board or panel of material to prevent any stray light falling against areas of your subject that you wish to remain in dense shadow.
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