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Grooving of Optical Disk Glass Substrates

IP.com Disclosure Number: IPCOM000037846D
Original Publication Date: 1989-Jul-01
Included in the Prior Art Database: 2005-Jan-30

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Related People

Reith, TM Rigby, EB [+details]


To define the tracks in an optical disk substrate, a grooved pattern is either stamped into an organic coating deposited on the substrate or the tracks are etched into the glass substrate using a photoresist pattern.