In 1959 in a small verandah of a house in the bustling city of Agra, India, with just 4 hand operated single spindle machines began the journey, to become India’s largest lens manufacturer, GKB Hi-Tech, satisfies more than 5 million spectacle wearers worldwide every year. With a total manufacturing area of more than 150,000 sq.ft., GKB Hi-Tech is always up to date with the latest technological advances in the optical industry. With state-of-the-art CNC machinery imported from LOH of Germany, Coburn, Balzers and Satis Vacuum, 14 prescription laboratories and 5 service centres around the country, GKB Hi-Tech is the first company to manufacture progressive, hi-index and multi coated lenses in India. There are more than 600 automated lens manufacturing machines producing glass and plastic ophthalmic lenses, having a capacity to manufacture 3 million prescription lenses, 3.5 million hard coated lenses and 6.2 million stock lenses yearly.