Braille characters are three dimensional tactile bumps on a medium such as paper or board. In order for these bumps to be represented, viewed, checked and controlled on digital artwork the designer places appropriately sized and spaced filled circles on the artwork layout. The circles can be constructed from a simple grid of dots, but the most efficient method of creating braille print artwork is with a braille font.
There are many rules governing braille codes and different countries use different braille rules. So, it is important to be aware of the rules of the country where the braille will be read. It is recommended that braille artwork is proofread by a braille professional of the reader country.
Braille for pharmaceutical artwork is produced using uncontracted (Grade 1) braille. In uncontracted braille each letter or character of the braille alphabet is represented by a corresponding braille character in Grade 1 braille. So for the most part it is a simple matter of using an appropriate braille font. However, braille codes change from country to country and certain rules must be followed regarding braille font indicator characters, such as the number symbol, letter symbol and capital letter symbol.
Free Unicode Braille Font: Our free braille font is a 6 dot Unicode encoded braille font which complies with the Marburg Medium spacing and size specifications. Follow the information on our braille codes pages to ensure you set the correct braille characters for your country.
Free Pharmaceutical Braille Font Template: Confirm pharmaceutical packaging conforms with the Marburg Medium braille font standard for pharmaceutical packaging with the free pharmaceutical braille font template.
Copy and paste the contracted text into Adobe Illustrator. Then, set the text to your newly downloaded Swell Braille font, and enter in these character and line spacing numbers. (30 is the magic number here).
Braille (/breɪl/ BRAYL, .mw-parser-output .IPA-label-smallfont-size:85%.mw-parser-output .references .IPA-label-small,.mw-parser-output .infobox .IPA-label-small,.mw-parser-output .navbox .IPA-label-smallfont-size:100%French: [bʁɑj]) is a tactile writing system used by people who are visually impaired. It can be read either on embossed paper or by using refreshable braille displays that connect to computers and smartphone devices. Braille can be written using a slate and stylus, a braille writer, an electronic braille notetaker or with the use of a computer connected to a braille embosser.
Braille is named after its creator, Louis Braille, a Frenchman who lost his sight as a result of a childhood accident. In 1824, at the age of fifteen, he developed the braille code based on the French alphabet as an improvement on night writing. He published his system, which subsequently included musical notation, in 1829.[1] The second revision, published in 1837, was the first binary form of writing developed in the modern era.
In addition to braille text (letters, punctuation, contractions), it is also possible to create embossed illustrations and graphs, with the lines either solid or made of series of dots, arrows, and bullets that are larger than braille dots. A full braille cell includes six raised dots arranged in two columns, each column having three dots.[2] The dot positions are identified by numbers from one to six.[2] There are 64 possible combinations, including no dots at all for a word space.[3] Dot configurations can be used to represent a letter, digit, punctuation mark, or even a word.[2]
Early braille education is crucial to literacy, education and employment among the blind. Despite the evolution of new technologies, including screen reader software that reads information aloud, braille provides blind people with access to spelling, punctuation and other aspects of written language less accessible through audio alone.
While some have suggested that audio-based technologies will decrease the need for braille, technological advancements such as braille displays have continued to make braille more accessible and available. Braille users highlight that braille remains as essential as print is to the sighted.[4]
In English, some variations in the braille codes have traditionally existed among English-speaking countries. In 1991, work to standardize the braille codes used in the English-speaking world began. Unified English Braille (UEB) has been adopted in all seven member countries of the International Council on English Braille (ICEB) as well as Nigeria.[9]
Historically, there have been three principles in assigning the values of a linear script (print) to Braille: Using Louis Braille's original French letter values; reassigning the braille letters according to the sort order of the print alphabet being transcribed; and reassigning the letters to improve the efficiency of writing in braille.
Under international consensus, most braille alphabets follow the French sorting order for the 26 letters of the basic Latin alphabet, and there have been attempts at unifying the letters beyond these 26 (see international braille), though differences remain, for example, in German Braille. This unification avoids the chaos of each nation reordering the braille code to match the sorting order of its print alphabet, as happened in Algerian Braille, where braille codes were numerically reassigned to match the order of the Arabic alphabet and bear little relation to the values used in other countries (compare modern Arabic Braille, which uses the French sorting order), and as happened in an early American version of English Braille, where the letters w, x, y, z were reassigned to match English alphabetical order. A convention sometimes seen for letters beyond the basic 26 is to exploit the physical symmetry of braille patterns iconically, for example, by assigning a reversed n to ñ or an inverted s to sh. (See Hungarian Braille and Bharati Braille, which do this to some extent.)
Braille has been extended to an 8-dot code, particularly for use with braille embossers and refreshable braille displays. In 8-dot braille the additional dots are added at the bottom of the cell, giving a matrix 4 dots high by 2 dots wide. The additional dots are given the numbers 7 (for the lower-left dot) and 8 (for the lower-right dot). Eight-dot braille has the advantages that the case of an individual letter is directly coded in the cell containing the letter and that all the printable ASCII characters can be represented in a single cell. All 256 (28) possible combinations of 8 dots are encoded by the Unicode standard. Braille with six dots is frequently stored as Braille ASCII.
Braille printers or embosser were produced in the 1950s.In 1960 Robert Mann, a teacher in MIT, wrote DOTSYS, a software that allowed automatic braille translation, and another group created an embossing device called "M.I.T. Braillemboss". The Mitre Corporation team of Robert Gildea, Jonathan Millen, Reid Gerhart and Joseph Sullivan (now president of Duxbury Systems) developed DOTSYS III, the first braille translator written in a portable programming language. DOTSYS III was developed for the Atlanta Public Schools as a public domain program.[16][17]
In 1991 Ernest Bate developed the Mountbatten Brailler, an electronic machine used to type braille on braille paper, giving it a number of additional features such as word processing, audio feedback and embossing. This version was improved in 2008 with a quiet writer that had an erase key.[18]
Braille is traditionally read in hardcopy form, such as with paper books written in braille, documents produced in paper braille (such as restaurant menus), and braille labels or public signage. It can also be read on a refreshable braille display either as a stand-alone electronic device or connected to a computer or smartphone. Refreshable braille displays convert what is visually shown on a computer or smartphone screen into braille through a series of pins that rise and fall to form braille symbols. Currently more than 1% of all printed books have been translated into hardcopy braille.[20]
The fastest braille readers apply a light touch and read braille with two hands, although reading braille with one hand is also possible.[21] Although the finger can read only one braille character at a time, the brain chunks braille at a higher level, processing words a digraph, root or suffix at a time. The processing largely takes place in the visual cortex.[22]
Children who are blind miss out on fundamental parts of early and advanced education if not provided with the necessary tools, such as access to educational materials in braille. Children who are blind or visually impaired can begin learning foundational braille skills from a very young age to become fluent braille readers as they get older. Sighted children are naturally exposed to written language on signs, on TV and in the books they see. Blind children require the same early exposure to literacy, through access to braille rich environments and opportunities to explore the world around them. Print-braille books, for example, present text in both print and braille and can be read by sighted parents to blind children (and vice versa), allowing blind children to develop an early love for reading even before formal reading instruction begins.[23]
Adults who experience sight loss later in life or who did not have the opportunity to learn it when they were younger can also learn braille. In most cases, adults who learn braille were already literate in print before vision loss and so instruction focuses more on developing the tactile and motor skills needed to read braille.[24]
While different countries publish statistics on how many readers in a given organization request braille, these numbers only provide a partial picture of braille literacy statistics. For example, this data does not survey the entire population of braille readers or always include readers who are no longer in the school system (adults) or readers who request electronic braille materials. Therefore, there are currently no reliable statistics on braille literacy rates, as described in a publication in the Journal of Visual Impairment and Blindness.[25] Regardless of the precise percentage of braille readers, there is consensus that braille should be provided to all those who benefit from it.[26]
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