Smectic C is a phase of liquid crystals characterized by a layered structure where the molecules are arranged in parallel layers. In this phase, the molecules tilt with respect to the layer normal, which gives rise to unique optical and mechanical properties. This tilt can influence the way light interacts with the material, making it useful in various display technologies. The smectic phase is one of several liquid crystal phases, including nematic and cholesteric. Smectic C is particularly important in applications like liquid crystal displays (LCDs) and other electronic devices, where its properties can enhance performance and efficiency.