What uses optical principles to store data?

CDs use optical principles to store data. Optical disc is a device that uses laser principles to read and write. It is a rapidly developing auxiliary memory that can store various multimedia digital information such as text, sound, graphics, images, and animations.

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CDs use optical principles to store data.

Related introduction:

An optical disc is an item that uses optical information as a storage carrier and is used to store data. Divided into non-rewritable optical discs, such as CD-ROM, DVD-ROM, etc.; and rewritable optical discs, such as CD-RW, DVD-RAM, etc.

Optical disc is a device that uses laser principles to read and write. It is a rapidly developing auxiliary memory that can store various multimedia digital information such as text, sound, graphics, images, and animations.

Optical disc definition: High-density optical disc (Compact Disc) is an optical storage medium developed in modern times that is different from a completely magnetic carrier (for example: a magneto-optical disc is also an optical disc). It uses a focused hydrogen ion laser beam to process the recording medium. Method of storing and reproducing information, also known as laser disc.

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