Artifact Details

Title

Photolithography mask

Catalog Number

102678582

Type

Physical object

Manufacturer

Digital Equipment Corporation (DEC)

Identifying Numbers

Other number 20164 Written in marker on case
Other number 9456.9HS Etched on edge of glass
Other number DC228 Written in marker on case
Other number EV4 CMOS4 Written in marker on case
Other number JAK Written in marker on end of case
Other number WEL Dymo labels on two edges of case

Dimensions

in box: 1 in x 6 1/4 in x 7 1/4 in

Description

Object is a glass plate with an IC design etched on the surface. The plate is enclosed in a fitted case of plastic and aluminum.

Category

Component/Semiconductor/other

Credit

Gift of Hewlett-Packard Company

Lot Number

X2675.2004