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Browse Prior Art Database

PAPER REFLECTIVITY MEASURING DEVICE

IP.com Disclosure Number: IPCOM000023169D
Original Publication Date: 1976-Dec-31
Included in the Prior Art Database: 2004-Mar-27
Document File: 2 page(s) / 153K

Publishing Venue

Xerox Disclosure Journal

Abstract

A bifureated light pipe 10 is mounted in a hold 12 which is disposed on a copy sheet. Light rays are transmitted through light pipe 10 and the output therefrom detected and compared to a similar measurement made on the original

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XEROX DISCLOSURE JOURNAL

PAPER REFLECTIVITY MEASURING
DEVICE

Owen Lewis

Proposed Classification

u.s. Cl, 427/146

mt. ci. B41m 3/12

A bifureated light pipe 10 is mounted in a hold 12 which
is disposed on a copy sheet. Light rays are transmitted

through light pipe 10 and the output therefrom detected
and compared to a similar measurement made on the original

document. In this way, the reflectivity of the copy sheet
may be compared with that of the original sheet. A test
light pipe may also be employed in addition thereto,

Volume I Numbers 11/12 November/December 1976 77

[This page contains 1 picture or other non-text object]

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78 XEROX DISCLOSURE JOURNAL

Volume 1 Numbers 11/12 November/December 1976

[This page contains 1 picture or other non-text object]