Artifact Details

Title

Optical glass mask

Catalog Number

102731368

Type

Physical object

Manufacturer

NBK

Identifying Numbers

Other number 4931 Scratched on the lower right corner of the glass
Other number DEC 1611 9A F346 NBK Printed on the boittom edge of the glass

Dimensions

overall: 1/8 in x 4 in x 4 in

Description

This square glass optical glass mask is divided into a 13 by 17 grid. There is a silver frame printed around the edges. A number of very small images can be seen in a few of the squares created by the grid lines.

Category

Component/Semiconductor/other
 

Related Records

102710967 Optical mask case