23GB REWRITEABLE PRO DATA DISC
PROFESSIONAL DISC FOR DATA: RELIABLE MEDIA IN A LIGHTWEIGHT CARTRIDGE PI DATE: MARCH 2007 FORMAT: PDD Re-Writeable CAPACITY: 23.3 GB RECORDING LAYER: Phase Change DISK DIAMETER: 120mm ERASE/READ/WRITE CYCLES: >= 10,000 cycles READ CYCLES: >= 1,000,000 cycles DATA TRANSFER RATE : 11MB/sec(read), 9 MB/sec(write) ESTIMATED SHELF & ARCHIVAL LIFE: >= 50 years * Professional Disc for Data is an optical storage format based on Sony's blue laser tech * While retaining all the conventional advantages of discs, such as high speed random access and rewriteable model, the disc also has massive recording capacity and high data transfer rate * Rewritable media allows data to be rewritten & overwritten repeatedly * Designed to protect mission-critical data * The antistatic cartridge is designed to withstand both heat and shock * Furthermore, the robust cartridge has a revolving shutter mechanism to prevent the entry of dust * Dual-head compatibility * The shutter has been specially designed to allow for multiple-pickup mechanisms in future iterations, thus enabling a smooth transition to drives offering far higher read/write speeds