Presentation 2007/10/12
A Study on Legibility of Enlarged Braille
Tetsuya WATANABE, Susumu OOUCHI,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Persons who acquired visual disability late in life sometimes find it easier to read enlarged braille rather than the standard-sized braille. Thus, we developed software which can print braille with variable interdot spaces. By using this software, we printed braille sheets with five kinds of interdot spaces and conducted an experiment to explore the relationship between the interdot spaces and legibility of braille with beginners in braille as subjects. Both objective and subjective data showed that (1) braille with wider interdot spaces than the Japanese standard-sized braille was easier to read, but (2) braille with too wide interdot spaces, such as Jumbo Braille, was difficult to read, therefore (3) the Japanese L-sized braille and braille with its neighboring sizes were appropriate for the beginners.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Blind Persons / Braille / Interdot Spaces / Mental Workload
Paper # WIT2007-30
Date of Issue

Conference Information
Committee WIT
Conference Date 2007/10/12(1days)
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Paper Information
Registration To Well-being Information Technology(WIT)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on Legibility of Enlarged Braille
Sub Title (in English)
Keyword(1) Blind Persons
Keyword(2) Braille
Keyword(3) Interdot Spaces
Keyword(4) Mental Workload
1st Author's Name Tetsuya WATANABE
1st Author's Affiliation National Institute of Special Needs Education()
2nd Author's Name Susumu OOUCHI
2nd Author's Affiliation National Institute of Special Needs Education
Date 2007/10/12
Paper # WIT2007-30
Volume (vol) vol.107
Number (no) 273
Page pp.pp.-
#Pages 4
Date of Issue