PRESENTED BY: LIWANAG DOMINGUEZ

DR. CYRUS ED443G (PROFESSOR)OCTOBER 2, 2008

Assistive Technology Presentation:Braille

What is Braille?

NOUN: A system of writing and printing for (people who are blind) blind or visually impaired people, in which varied arrangements of raised dots representing letters and numerals are identified by touch.

Braille is a technique for enabling (people who are blind) blind and visually-impaired people to read and write.

Who Invented Braille?

Louis Braille (didn't invent Braille.) He used 6 dots.

Charles Barbier (invented 'night writing‘ in 1821, a secret code that could be used to read battle commands at night.) He used 12 dots.

What Does It Look Like?

Each braille character or cell is made up of six dot positions.

Dots are arranged in a rectangle with two columns of three dots each.

"dot 1, dot 2, etc".

SPECIAL SYMBOLS PRECEDING A BRAILLE CELL INDICATE WHETHER A NUMBER FOLLOWS.

The Alphabet

The Braille Alphabet

Braille Alphabet (English Braille America Edition)

Punctuation Signs

Braille Sample Words

will - (dot 2 4 5 6)

always – alw

Different Kinds of Braille

Grade one, two and three braillePerkins brailler, slate and stylist, electronic

braille note takerBraille Writer Braille Computer Keyboard ($3.95 – $70.00)Braille Graphic Printers Etc.COST: Prices start at $3.00 to more than

$500.00

More Examples of Braille

The Juliet Pro 60 from Enabling Technologies Company, a desktop braille printer.

American Thermoform Corporation's EZ-Form Thermoform Duplicating Machine, an example of a braille copying machine.

Perkins Brailler - slate & stylist - electronic Braille note taker

Enabling Technologies' BraillePlace is an interpoint embosser for braille publishing.

References

http://www.brailleenterprises.com/whatis.htmDescription of Braille - American Heritage®

Dictionaryhttp://www.99main.com/~charlief/vi/

braille.htmlhttp://www.abledata.com/abledata_docs/

Braille_Writers_Printers_Software.htm

Thank you

Si Yu’os ma’aseSalamat poKamsahamnidaDomo ArigatoMerciMuchas Gracias