Browse Prior Art Database

Circularizing/Low Profile Prism

IP.com Disclosure Number: IPCOM000036270D
Original Publication Date: 1989-Sep-01
Included in the Prior Art Database: 2005-Jan-28

Publishing Venue

IBM

Related People

Authors:
Cohen, DK Lueke, FS Wenner, JW [+details]

Abstract

In a digital optical disk file, the minimum spacing between disks, or the minimum height of a single-disk drive, is limited by, among other things, the diameter of a circularized round beam to the objective lens. A typical optical path is depicted in Fig. 1.