The font mimics 7-segment LED and LCD displays used in calculators and digital clocks.
See full glyph list.
License: CC BY-SA
Download:
7segment.ttf
7segment.woff
See also:  
ttf2woff – font converter (command line) 
lsfont.html – font viewer, lists glyphs in font 
blank.woff (download 1.5kB) – font with blank glyphs (free)
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http://torinak.com/7segment