|
Comparison of main specifications between BD and Pioneer's super multi-layer | ||
|
Specification |
BD |
Pioneer's super multi-layer |
|
Storage capacity and number of layers |
25GB for single layer; 50GB for double layers |
400GB for 16 layers; 500GB for 20 layers under development |
|
Material of reflective layers |
Metallic |
Dielectric |
|
Track pitch |
25nm |
10&14nm |
|
PUH |
405nm, 0.85 |
405nm, 0.85 |
蓝光(Blu-ray Disk)将光盘的储存容量大举提升至25、50GB，但日系碟机大厂先锋(Pioneer)可从来没有满足,他们开发的新一代堆叠技术超级蓝光光碟(Super Multi-Layer),储存容量提升至400GB.根据先锋公司的内部路线图,只读式的这种光盘将在2010年之前出现,而可擦写的1TB光盘将在2012年-2013年左右出现,以下是技术参数和图像:
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