Nye, J. F. Natural focusing and fine structure of light : caustics and wave dislocations / J.F. Nye - Bristol : Institute of Physics Pub., c1999 - ix, 327 p. : ill., plates ; 25 cm. Includes bibliographical references and indexes ISBN: 0750306106 : USD 25.00 Subjects--Topical Terms: Caustics (Optics)Diffraction patternsLight Dewey Class. No.: 535