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Proceedings Paper

2.5-inch quadruple-density CD-ROM using visible laser diode
Author(s): Osamu Ota; Hitoshi Terasaki; Yoichi Tsuchiya; Shuichi Ichiura; Masahiro Higuchi
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Paper Abstract

We have achieved a 2.5 inch (64 mm) quadruple density CD-ROM by developing a high resolution pick-up with our newly-developed visible laser diode whose wavelength is 635 nm, and also developing a disk cutting machine using a Kr ion laser with a wavelength of 407 nm.

Paper Details

Date Published: 12 October 1994
PDF: 7 pages
Proc. SPIE 2338, 1994 Topical Meeting on Optical Data Storage, (12 October 1994); doi: 10.1117/12.190171
Show Author Affiliations
Osamu Ota, Sanyo Electric Co., Ltd. (Japan)
Hitoshi Terasaki, Sanyo Electric Co., Ltd. (Japan)
Yoichi Tsuchiya, Sanyo Electric Co., Ltd. (Japan)
Shuichi Ichiura, Sanyo Electric Co., Ltd. (Japan)
Masahiro Higuchi, Sanyo Mavic Media Co., Ltd. (Japan)


Published in SPIE Proceedings Vol. 2338:
1994 Topical Meeting on Optical Data Storage

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