dolphin computer access is a british company based in worcester that designs, creates and sells software for people who are blind or have vision and print impairments, dyslexia and other specific learning difficulties. the company was set up in 1986 and now has offices in the united kingdom, united states, sweden and norway. through the use of dolphin's screen enlargers, screen readers and braille output, users can operate word processors, spreadsheets, databases and the internet. the company's customers include microsoft, the inland revenue, the bbc, the royal air force, new college worcester and vodafone.