Amazon.com: 50 Pack Ridata DVD+R DL Dual Layer 8X 8.5GB DVD Plus R Double Layer White Inkjet Hub Printable Blank Media Data Movie Game Recordable Disc : Electronics
DVD-R DL - Wikipedia
What are dual layer DVDs? An explanation of how dual layer DVDs work and their specifications
Cross-section of a double-sided DVD-disc with an extra semi-transparent... | Download Scientific Diagram