HVD

出典:ウィキメディア・コモンズ (Wikimedia Commons)
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Holographic Versatile Disc


Holographic Versatile Disc structure
1. Green writing/reading laser (532nm)
2. Red positioning/addressing laser (650nm)
3. Hologram (data)
4. Policarbon layer
5. Photopolimeric layer (data containing layer)
6. Distans layers
7. Dichroic layer (reflecting green light)
8. Aluminium reflactive layer (reflecting red light)
9. Transparent base
P. PIT
Holographic Versatile Card