Eric Pierre Antoine Martinet

Harvard University engages in the provision of teaching and research. It has twelve degree-granting Schools in addition to the Radcliffe Institute for Advanced Study, offering a global education. The university was founded in 1636 and is headquartered in Cambridge, MA.

Vision Dispensing Ltd. engages in retail sale of contact lenses via mail order houses or via Internet. The company was founded in 2000 and is headquartered in Bristol, the United Kingdom.

Sinclair Optical Services Co. Ltd. develops and manufactures stock lenses, prescription lenses and surface treatments. It offers opthalmic lenses, frames, and glazing and coating services. The company was founded on October 12, 1983 and is headquartered in Corse, the United Kingdom.

Part of EssilorLuxottica SA, Essilor Ltd. is a leader in ophthalmic lenses and the top business partner to independent opticians in the UK. The company is based in Thornbury, UK, was founded in 1972, and is led by CEO Timothy James Precious. The British company designs, manufactures, and distributes ophthalmic lenses and optical equipment for eye care professionals under brands such as Varilux, Crizal, Eyezen, and Transitions. Essilor believes that everyone should experience the life-changing benefits of vision correction and protection.

Part of EssilorLuxottica SA, Emnuk Ltd. is a British company that manufactures optical instruments and lenses. The company is based in Quedgeley Gloucester, UK. Emnuk was founded in 1987.