A pixel sensor cell structure and method of manufacture. The sealing member has a sealing portion cooperating with the first shield member; a root portion carried integrally by the second shield member; and a connecting portion shaped to define a hinge region between the root portion and the sealing portion. 001 to 10% by weight, based on the weight of component present in the molding composition, of at least one zeolitic material whose pore diameter is in the range from 0.