High density phase change optical recording using a solid immersion lens

被引:12
作者
Hirota, K [1 ]
Jo, JS [1 ]
Milster, TD [1 ]
机构
[1] Toray Ind Inc, Elect & Imaging Mat Res Labs, Otsu, Shiga 520, Japan
来源
OPTICAL DATA STORAGE '98 | 1998年 / 3401卷
关键词
solid immersion lens; high density recording; phase change recording; near-field optics;
D O I
10.1117/12.327914
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
A near-field optical recording technique using a solid immersion lens (SIL) and a red semiconductor laser light source (lambda=650nm) has been applied to the phase change optical recording. We have recorded and erased amorphous marks of 300 nm in diameter using a hemisphere SIL (n=1.84, designed effective NA=1.1).
引用
收藏
页码:34 / 39
页数:6
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