unofficial ten-segment display font
TenSegTeen
Traced from an illuminated EP-133 K.O. II display, with core character mappings checked against text shown on the hardware.
Device-derived set
Screen codes, letters, numerals, and decimal points observed through the device or its tools.
Stylistic extensions
The remaining printable ASCII punctuation, designed from the same ten segments for completeness.
Ten segments are a rough fit for punctuation, and some of these are admittedly awkward. They are my best effort, not designs observed on the EP-133; the hardware may not be able to display them at all.
Scaffold glyphs
The faint unlit segments behind each example use the font’s private-use scaffold glyphs, U+E000 and U+E001.
On a US Mac keyboard, Option-1 (¡) and Option-2 (™) are convenient aliases for the same two glyphs. The shortcuts vary with the active keyboard layout.
A space occupies one full unlit character slot: