AccuCORE Brand Concept
AccuCORE
Recording/Playback Mechanism and Recording Materials

Sony's Recordable Blu-ray Disc (-R) utilizes a recording mechanism using a laminar phase separation and Rewritable Blu-ray Disc (-RE) utilizes a "recording mechanism using amorphous-crystal phase transition.

| What is “Blu-ray Disc”? | Application | Outline of Blu-ray Technology | Format Comparison |
| Recording/Playback Mechanism and Recording Materials |
| Recording/Playback Mechanism(-R) “Laminar Phase Separation” |
| Recording Mechanism (-RE) “Phase-change material” | Playback Mechanism (-RE) “Phase-change material” |

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