Most sapphires are in crystal form. Sapphire optical elements are widely used in the semiconductor industry. This crystal is very suitable for making optical elements. There are many kinds of semiconductor components. One of them is sapphire, which is also very needed. Like this sapphire crystal material, it can make optical elements of various sizes, shapes and orientations, Moreover, this optical element has no scattering and is very suitable for semiconductor applications. Some sapphire crystals have very different characteristics and can cover strong ultraviolet rays or other medium infrared rays. If this optical element is applied in the semiconductor industry, it has ultra-high hardness characteristics High transmittance, high chemical reaction stability and thermal stability, with all the advantages of optics, physics and chemistry, have been widely used in aerospace or industrial fields. For example, many semiconductor materials in industry have sapphire optical components; It is so excellent, but it has not been developed and applied in some detailed fields. It may have some limitations. It can still show its advantages when used in large industries.