Fig. 4: Biomimetic ocular prosthesis system capable of corneal reflex and pupillary light reflex.
From: A biomimetic ocular prosthesis system: emulating autonomic pupil and corneal reflections

a Schematic and b circuit diagram of the ocular prosthesis system. c Real-time photographic images of pupillary light reflex and corneal reflex. d Signals in the process of self-regulating the intensity of external stimuli.