Foil provided with recesses and assembly of such a foil and a liquid

摘要

A foil intended for use in, for instance, an imaging system, the foil having a first surface and a second surface located substantially opposite this first surface, the first surface being provided with multiple recesses, which each extend from the first surface through a part of a thickness of the foil in the direction of the second surface, and which can each be filled with a liquid.