BD-RE Versions

There are three versions of rewritable Blu-ray Discs (BD-RE):

Version 1.0

• unique BD File System
• not computer compatible

Version 2.0

• UDF 2.5 file system for computer use
• the use of AACS
• BD-R Version 1.0 follows this specification

Version 3.0

• camcorder (8 cm) discs added
• backward compatible with Version 2.0
• BD-R Version 2.0 follows this specification