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Optical drives are electronic devices used in computers and other digital systems for reading and writing data stored on optical discs such as CDs, DVDs, and Blu-ray discs. They function by using laser technology to focus a narrow beam of light onto the surface of the disc, which reflects back to the drive's sensor, allowing it to read or write information. In terms of computer accessories, optical drives are an essential component for data storage and retrieval, providing users with the ability to store large amounts of data, music, videos, and software applications on removable media. They also serve as a backup solution for important files and documents, allowing for easy transfer between different computers or devices. Furthermore, optical drives are not limited to just desktop computers but can also be found in laptops, tablets, and other portable devices, providing users with the flexibility to access their digital media on-the-go. With the rise of streaming services, optical drives may seem less relevant, but they still provide a reliable and cost-effective solution for data storage and retrieval, making them an important category in electronics and computer accessories.