rhamphotheca:

Successive close-ups of the scales of a Peacock butterfly wing.

Shown from left to right, top to bottom: (second row) a closeup of the scales of the specimen at top, high magnification view of coloured scales (different species); (third row) electron micrograph of a patch of wing (~×50 magnification), the scales close up (~×200); (last row) a single scale (×1000), microstructure of a scale (×5000).

(photos: MichaD (top and second row left), Shaddack (second row right), SecretDisc (micrographs))