Browse Prior Art Database

Optical Condenser

IP.com Disclosure Number: IPCOM000090173D
Original Publication Date: 1969-Feb-01
Included in the Prior Art Database: 2005-Mar-05
Document File: 2 page(s) / 37K

Publishing Venue

IBM

Related People

Herring, FA: AUTHOR [+3]

Abstract

The lens system provides a three-element optical condenser, utilized for mask formation in semiconductor fabrication. Such use insures that the area being photographed is uniformly flooded with light. The table lists the specifications for the system. (Image Omitted)

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Optical Condenser

The lens system provides a three-element optical condenser, utilized for mask formation in semiconductor fabrication. Such use insures that the area being photographed is uniformly flooded with light. The table lists the specifications for the system.

(Image Omitted)

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