Blu-Ray Disc Recordable Erasable

Definition of Blu-Ray Disc Recordable Erasable

Blu-Ray Disc Recordable Erasable (BD-RE) is a type of high-definition optical disc designed for rewriting and erasing stored data multiple times. This technology allows users to record, edit, and overwrite content on the same disc, providing flexibility and convenience for data storage and management. Its capacity ranges from 25GB on a single-layer disc to 50GB on a dual-layer disc, offering significant data storage compared to traditional DVDs.


The phonetic pronunciation of “Blu-Ray Disc Recordable Erasable” in the International Phonetic Alphabet (IPA) notation would be: /bluːˈreɪ dɪsk rɪˈkɔrdəbəl ɪˈreɪzəbəl/

Key Takeaways

  1. Blu-Ray Disc Recordable Erasable, also known as BD-RE, provides high-capacity storage of up to 25GB for single-layer and 50GB for dual-layer discs, which allows users to store high-definition video, audio, and data on a single disc.
  2. BD-RE discs offer a convenient and reusable storage solution as users can edit, delete, and rewrite their content on the disc multiple times without damaging it.
  3. BD-RE technology is supported by most modern Blu-Ray players and writers, making it a suitable option for a wide range of applications, such as archiving, recording, and sharing high-definition content.

Importance of Blu-Ray Disc Recordable Erasable

The term Blu-Ray Disc Recordable Erasable (BD-RE) is important because it represents a significant advancement in optical disc technology, providing users with a high-capacity, rewritable storage option for high-definition content and data.

Compared to traditional DVD or CD formats, the BD-RE offers increased storage capacity, which can accommodate higher resolution video and audio content, as well as large amounts of data for archival or backup purposes.

Its erasable feature allows users to overwrite and update content multiple times without the need for buying new discs, making it an environmentally friendly and cost-effective solution.

Furthermore, the compatibility of BD-REs with many existing Blu-ray players and devices ensures the widespread accessibility and utility of this technology for consumers and professionals alike.


Blu-Ray Disc Recordable Erasable (BD-RE) serves as a versatile and convenient tool for data storage, backup, and content sharing. Designed to be reusable, BD-RE discs offer users an ideal solution for safely and securely storing crucial digital data or multimedia files. Having the capacity to store up to 25GB on a single-layer disc or 50GB on a dual-layer disc, Blu-ray technology enables individuals and businesses alike to manage large volumes of data more efficiently.

Furthermore, the erasable feature allows users to rewrite and modify the stored content, making it a cost-effective and environmentally-friendly storage medium compared to other write-once CD or DVD formats. One common application for BD-RE discs is video content creation and distribution. High-definition video and audio recording capabilities, combined with the vast storage space, make it an optimal choice for professional filmmakers and amateur enthusiasts alike.

These discs can store hours of high-quality video, permitting creators to store and share their work with ease. In addition to this, businesses and organizations can utilize BD-RE discs for various purposes, such as storing and transferring essential documents, backing up and archiving critical information, or distributing promotional and training materials. Ultimately, Blu-Ray Disc Recordable Erasable technology encompasses a symbiosis of practicality and innovation, catering to the demands of both everyday users and professionals who require efficient data storage and management solutions.

Examples of Blu-Ray Disc Recordable Erasable

Video Editing and Filmmaking: Professional and amateur video editors often use BD-RE discs to store and edit their raw footage and final video products. These rewritable discs allow them to make changes to their content, erase, and re-record as needed, without having to buy new discs each time they need to make revisions to their work.

Data Backup and Archiving: Businesses and individuals use BD-RE discs to create reliable backup copies of important data and files. Due to their large storage capacity (up to 50 GB) and durability, BD-RE discs are a popular choice for backing up essential files and programs. Users can easily update their backups by erasing and re-recording changes made to their data.

Testing and Software Development: Software developers often use BD-RE discs during the testing phase of software development. They can store different versions of software programs on the rewritable discs for testing on various systems and debugging. Once the software has been tested and updated, the developers can easily erase and re-record the updated version on the BD-RE disc for further testing and eventual distribution to clients or customers.

FAQ: Blu-Ray Disc Recordable Erasable

What is a Blu-Ray Disc Recordable Erasable?

A Blu-Ray Disc Recordable Erasable, also known as BD-RE, is a type of high-definition optical disc that allows users to record, erase, and rewrite data multiple times. It is commonly used for high-capacity data storage, recording high-definition video, and other multimedia applications.

How much data can a BD-RE disc hold?

A single-layer BD-RE disc can typically hold up to 25 GB of data, while a dual-layer disc can store up to 50 GB. This high storage capacity makes BD-RE discs ideal for storing large files such as high-definition movies, TV shows, and other multimedia content.

What devices can I use to record and play BD-RE discs?

To record or play BD-RE discs, you will need a compatible Blu-ray burner or player. Most modern Blu-ray devices support the BD-RE format, but it is always a good idea to check your device’s specifications to ensure it is compatible with the discs you want to use.

How many times can a BD-RE disc be rewritten?

A BD-RE disc can typically be rewritten up to 1,000 times before the disc’s quality begins to degrade. This makes BD-RE discs an excellent option for users who require frequent updates, backups, or editing of their stored data.

Are BD-RE discs compatible with older DVD or CD devices?

BD-RE discs are not compatible with older DVD or CD devices, as they use different technologies for recording and playback. However, many modern Blu-ray players and burners are backward compatible with DVDs and CDs, allowing you to use these older formats in addition to BD-RE discs.

Related Technology Terms

  • Optical storage technology
  • Rewritable disc format
  • High-definition video recording
  • BD-RE (Blu-Ray Disc Recordable Erasable)
  • Data archiving

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