Sign & Digital Graphics

October '14

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Page 57 of 140

S I G N & D I G I T A L G R A P H I C S • October 2014 • 47 Figure 2: In this bitmap image tonality is cre- ated by clusters of pixels config- ured into a half- tone screen. Figure 3: When you look at a grayscale image close up, you can see the tonal varia- tions of pixels.

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