What is the purpose of optical media?

The purpose of optical media is to store and retrieve digital data using laser technology. Common types include CDs, DVDs, and Blu-ray discs, which are used for various applications such as music, video, software distribution, and data backup. Optical media offers advantages like portability, durability, and relatively low cost, making it a popular choice for both personal and commercial use. Additionally, it allows for large amounts of data to be stored in a compact format.