Graininess and Sharpness

The two characteristics of Image Structure are grain and sharpness. There are two ways of evaluating these characteristics –subjectively (by looking at them) and objectively (by measuring them with a suitable instrument). It’s rather like the way we look at the tones and contrast of an image, and measure them with a densitometer.

Film Structure V – Exposure Latitude

Exposure latitude is the ability to continuously and faithfully discriminate differences in exposure intensity such that the full tonal range of the original scene may be reproduced Wide exposure latitude also provides greater safety factor for both deliberate and accidental over- and underexposure The use of multiple emulsion layers results Read more…

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