Lighting levels
How light is shaped, balanced and distributed within a shot plays a vital part in an image but there are a number practical considerations when deciding the overall level of light that is to be used. These include:
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satisfying exposure requirements which depend on camera sensitivity |
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creating an appropriate depth of field |
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providing a good environment for artist’s performance |
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Theat generation, ventilation, number of luminaires available, total capacity and cost of the power supply. |
Camera sensitivity is usually quoted by camera manufacturers with reference to four interlinking elements – a subject with peak white reflectivity, scene illumination, f-number, and signal-to-noise ratio for a stated signal. It is usually ...
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