A device housing includes a glass plate and a plastic frame. The compliant structure supports the alignment pins with no clearance. The carrier substrate is fixed with its second side on a base of a receptacle groove. Moreover, the direction of the high-altitude neutral air is determined by measuring the direction of the high velocity neutral particles. Through steps of pressing, heating, fixing filmstrips, shape-restoring and transporting the distorted filmstrips under the pressure of 0. Another type of lamp includes circuitry to permanently disable the lamp on detection of an end-of-life condition.