A liquid crystal cell carrying case includes a box having a cavity, first and second coupling parts along opposing sides of the cavity for securing a plurality of liquid crystal cells therebetween, and a cover for covering the box, the box and the cover being made of a resin material. A gate dielectric is formed over a substrate. The coating on the metal substrate comprises an alumina silicate having alumina particles impregnated therein. The tape extends through the buckle between the faces with the grooves open toward and fittable with the tooth and with the inner end fixed in the seat.