![Hayden Christensen having his "Sith Eyes" applied on the set of Revenge of the Sith (2005) : r/Moviesinthemaking Hayden Christensen having his "Sith Eyes" applied on the set of Revenge of the Sith (2005) : r/Moviesinthemaking](https://preview.redd.it/4qrfv3e0uw171.jpg?width=640&crop=smart&auto=webp&s=1ee25a1c33d46d2e4d9c4cbd098f124a85980e72)
Hayden Christensen having his "Sith Eyes" applied on the set of Revenge of the Sith (2005) : r/Moviesinthemaking
What causes Sith to have yellow eyes? Is it a physiological change caused by use of the dark side or is it due to emotions? I also noticed that they aren't always
![A mosaic of independent innovations involving eyes shut are critical for the evolutionary transition from closed to open rhabdoms | bioRxiv A mosaic of independent innovations involving eyes shut are critical for the evolutionary transition from closed to open rhabdoms | bioRxiv](https://www.biorxiv.org/content/biorxiv/early/2018/05/30/334532/F3.large.jpg)