%0 Journal Article %T Blue-Violet Two-Beam Optical Head for High-Speed Recording %A Sasaki, Kentaro %A Koide, Daiichi %A Yanagisawa, Hitoshi %A Tokumaru, Haruki %J Japanese Journal of Applied Physics %V 43 %N 11R %@ 0021-4922 %D 2004-11-01 %~ DeepDyve