The movie shows an artist’s animation of six RPE cells forming the scabbard around the photoreceptor bundle, including the light reflecting cup. The animation was created in Cinema 4D, a 3D graphic application by Maxon.

Supplementary Info from the paper “Photonic Crystal Light Collectors in Fish Retina Improve Vision in Turbid Water” published in Science 29 June 2012: vol. 336 no. 6089 pp. 1700-1703.