Sam Silver has been involved with scleral contact lenses for over 35 years having been introduced to them as an undergraduate at UMIST - using them in a research project for his degree.

His real patient involvement was in Moorfields Eye Hospital - contact lens and prosthetics department between 1969 and 1987 under the guidance and tutillage of Professor Ruben, Woodward and SRN Trodd. The many various cases seen over this period provided valuable experience.

This expertise has also been utilised in cosmetic contact lens work and for films where scleral contact lenses have been used to provide the special effects.