Generous donations from eye charities have allowed the University of Leicester to buy a unique piece of retinal imaging equipment - the only one of its kind in the UK. The handheld retinal scanner will allow new research into eye disorders such as nystagmus, a condition that causes involuntary twitching movements of the eyes. The device is particularly useful for studying the eyes of young children, who often miss out on diagnoses because standard equipment is unsuitable for use with infants. Nystagmus...