Quality
The photo must be sharp, without creasing or trace.
Format
Width: 3.5 cm
Height: 4.5 cm
Face size: 3.2 to 3.6 cm (70 to 80% of the photo), from the lower chin to the top of the skull (excluding hair)
Brightness, contrast and colors
The photograph must not show either over-exposure or under-exposure.
It should be well-contrasted, with no shadow cast on the face or in the background.
A color photo is strongly recommended.
Background
The background shall be plain, light in color (e.g. light blue or light gray).
White background is prohibited.
Head
The head must be bare (no hat, scarf or headband for example).
The head should be straight and the face should face the lens.
Look and expression
You have to set the target.
The expression must be neutral and the mouth must be closed.
Face and eyes
The face should be clear.
The wearing of earrings or piercing is permitted provided that it clearly distinguishes the features of the face.
The eyes must be perfectly visible and open.
Hair
Hair should not cover the face.
A fringe can be accepted if it does not cover the eyes.
Ears should be clear.
Spectacles and frames
If you have glasses, you don't have to wear them in the photos.
However, if you wear them:
The frame should not be thick and should not mask the eyes
Lenses shall be neither colored nor colored nor reflective


