Also: 4.3 × 5.5 cm · 1.69 × 2.17 in · 508 × 650 px at 300 dpi · 1016 × 1299 px at 600 dpi
Sized to 43 × 55 mm. Head size isn't validated for this document — check your issuing authority's requirements before submitting.
•ICP publishes no official visa photo dimension - only 'coloured personal photo with a white background'
•43x55 mm is strong secondary consensus but unconfirmed
•Digital specs conflict badly across portals (GDRFA ~300x369, ICP Smart Services ~1016x1300) - do not hard-code