DIN 19051-21:1991
Test patterns for micrography; test exposures made to establish the conditions for microfilming of printed documents, literature and newspapers

Standard No.

DIN 19051-21:1991

Release Date

1991

Published By

German Institute for Standardization

Status

Be replaced

Replace By

DIN 19051-21:1991-03

Latest

DIN 19051-21:1991-03

Scope

The standard specifies test exposures made to establish the conditions for microfilming on 16 mm silver halide-film and on microfiche.

DIN 19051-21:1991 history

• 1991 DIN 19051-21:1991-03 Test patterns for micrography; test exposures made to establish the conditions for microfilming of printed documents, literature and newspapers
• 1991 DIN 19051-21:1991 Test patterns for micrography; test exposures made to establish the conditions for microfilming of printed documents, literature and newspapers