Blind or visually impaired people who read Braille can use the following specialized equipment: The first step in converting a computer program into a Braille document is to chose the type of Braille. Grade 1 Braille consists of letters, numbers and punctuation marks while grade 2 Braille includes contractions of common combinations of letters and words. To print Grade 2 a Braille translation program must be used to take the computer file , insert the contractions, and format the document for the Braille page. Braille translators are available in hardware and software.