Flexible optical disk

Details Flexible optical disk Flexible optical disk

2004-06-22

2008-08-05

Mulvaney, Elizabeth (Department: 1794)

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

C430S270110

Reexamination Certificate

active

07407698

ABSTRACT:
A flexible optical disk, includes a disk substrate, wherein a rigidity of the disk is equal to or more than 5 Pa and equal to or less than 5000 Pa where the rigidity is defined as Young's modulus of the disk×(thickness of the disk/radius of the disk)3.

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