Fig. 8From: Unique wing scale photonics of male Rajah Brooke’s birdwing butterfliesFDTD modelling of multilayered scale structures. a Sketches of four investigated topologies: (i) ideal multilayer of chitin (cyan) and air spaces, (ii) multilayers with air holes (white), (iii) multilayers with orthognal melanin baffles (brown), and (iv) the full structure. b-e Reflectance spectra of the four cases for TE- and TM-polarized lightBack to article page