Browse Prior Art Database

Sub-Master for Holographic Disk Copying

IP.com Disclosure Number: IPCOM000036824D
Original Publication Date: 1989-Oct-01
Included in the Prior Art Database: 2005-Jan-29

Publishing Venue

IBM

Related People

Authors:
Beam, DL Dickson, LD [+details]

Abstract

This article describes a holographic disk manufacturing process in which an intermediate "sub-master" disk is first created from a master disk. The sub-master disk is then used for creating the copy holographic disks that are used in holographic bar code scanners.