NA 149
DIN Standards Committee Entertainment Technology, Photography and Cinematography
Standards
[CURRENT]
DIN 19052-6
DIN 19052-6
Microfilm technique, microfilming of engineering drawings; re-englargement ratios from recordings on film 35 mm minimum requirements
Title (German)
Mikrofilmtechnik, Zeichnungsverfilmung; Mikrofilm 35 mm; Mindestanforderungen an Vergrößerungen