Parola, Rene - Optical Art: Theory and Practice

New York, Reinhold Book Corp, 1969. Hardcover. Red boards, illustrated with white lettering; clear dj with printed illustration; 144 pp; bw and color illustrations. Contents: 1. Image of the image -- Assimilation and contrast -- Negative and positive -- Line -- Multiple grouping -- 2. The image : composition -- Symmetry -- Dual symmetry -- Pattern -- 3. Illusion -- Perspective -- Reversible images -- Negative-positive reversals -- Influence of angles -- 4. Progressions and pattern -- Consecutive progression -- Sequential progression -- Pattern -- 5. Color in Op -- Contrast -- Optical mixture -- Color illusions -- Afterimage -- Successive contrast -- Simultaneous contrast -- Equal value -- Minimal painting -- More illusion. Includes bibliographical references (page 143). Good+ (Ex-library with stamps and labels on spine, inside front and rear covers, ffep and block. Overall light shelfwear, small tears to clear dj, but pages are otherwise clean.) .

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