iso15008__proportions

Check if 0.65 => (H width / H height) => 0.80

iso15008/proportions

• Applies to: TTF
• Fontspector can hotfix?: no
• Fontspector can fix sources?: no

Rationale

According to ISO 15008, fonts used for in-car displays should not be too narrow or too wide.

To ensure legibility of this font on in-car information systems, it is recommended that the ratio of H width to H height is between 0.65 and 0.80.

(Note that passing this check does not guarantee compliance with ISO-15008.)

Proposal

• https://github.com/fonttools/fontbakery/issues/1832 and https://github.com/fonttools/fontbakery/issues/3250

Profiles

• iso15008 (in section 'Iso15008 Fonts Checks')