Dry Dot Etching

A means of dot etching, or a way of altering the sizes of the halftone dots in a particular image or in a specific area of that image, commonly done as a means of adjusting the color gradations. Although dot etching can be performed in a variety of ways, dry dot etching specifically refers to the photographic overexposure of positive or negative contact films made from the halftone separation films, a procedure which enlarges or reduces the dots as desired. (See also Dot Etching.)

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