The Air Wedge Stand is a laboratory apparatus used in physics experiments to study interference patterns of light using an air wedge setup. It is designed to hold two glass plates at a very small angle, creating a thin air film between them. When monochromatic light falls on this arrangement, it produces parallel interference fringes, which can be observed and measured. The stand is typically made of durable metal or rigid plastic with a stable base and an inclined support structure to securely position the glass plates. Its design ensures proper alignment and uniform spacing, which is essential for obtaining clear and accurate fringe patterns. The open frame allows easy observation from different angles. This instrument is widely used in school and college laboratories for experiments related to wavelength determination, thickness measurement, and optical interference studies. It is lightweight, easy to handle, and provides reliable support for precise experimental setups in optics.