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Conference Paper
Optical Interference Coatings
Banff Canada
July 15, 2001
ISBN: 1-55752-682-6
Characterization of Optical Coatings II (TuE)

Tailored iridescence from butterfly wings: constrained diffraction gratings

Chris Lawrence, P. Vukusic, and J.R. Sambles


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The Troides magellanus butterfly exhibits iridescence when both viewed and illuminated at near grazing incidence. The effect derives from a complex bigrating structure that provides exquisite control over both the viewing angles and colour observed.

© 2001 Optical Society of America

OCIS Codes
(050.1950) Diffraction and gratings : Diffraction gratings
(050.1970) Diffraction and gratings : Diffractive optics

C. Lawrence, P. Vukusic, and J. R. Sambles, " Tailored iridescence from butterfly wings: constrained diffraction gratings," in Optical Interference Coatings, OSA Technical Digest Series (Optical Society of America, 2001), paper TuE7.

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