Technical rule
[CURRENT]
2013-03
DIN 19051-2 Beiblatt 2:2013-03
Test charts for micrography - Part 2: Fundamental assembly of typographical characters for legibility tests and test chart for destination of resolving power; Supplement 2: Test card for practical use in rotary cameras
DIN 19051-2 is applicable for 2 test fields compiled from ISO Test Characters and used for quality assessments in microfilm technology. Test Character No. 1 used in Test Chart No. 1 is, according ...